Can Quantum Computing Change the Game?


Written by Fasiha Fajar

Fasiha is our Marketing and SEO Engineer. She’s an expert in making tech topics simple and engaging. When she’s not writing about tech, she loves reading, playing chess, and hanging out with her pets. Enjoy reading her work!


In the world of computational power, there are game-changers, and then there are revolutionaries. Quantum computing, the mysterious fusion of quantum mechanics and computer science, promises to be the latter. The very mention of quantum computing sparks imaginations and raises eyebrows across the tech industry. But what is it about these ‘quantum’ machines that could redefine the limits of what we consider possible in computing?

What is Quantum Computing?

Classical computers, the backbone of our current digital world, operate using a binary system of 0s and 1s known as bits. Each bit represents a state, either on (1) or off (0), and complex instructions are executed through combinations of these bits. While this system has served us well, enabling vast technological advancements, it inherently faces limitations when tackling complex, multidimensional problems. The binary nature of bits means that operations must be processed sequentially, limiting speed and efficiency. Consequently, problems that require exploring vast combinations or simulating intricate quantum systems quickly become impractical, highlighting the need for a new computational paradigm.

The Qubit

Quantum computing introduces an innovative approach to computation through its fundamental unit, the qubit. Unlike classical bits, qubits (quantum bits) have the extraordinary ability to exist in a state of superposition. This means they can represent a 0, a 1, or any quantum superposition of these states simultaneously. This capability is a game-changer, enabling quantum computers to process complex, multidimensional problems at speeds unachievable by a classical computer.



Superposition, a key idea in the quantum world, is like a quantum particle being in more than one state or place at the same time. This challenges our usual understanding, where things are usually in just one state. It comes from the wave-particle idea, shown in experiments like the double-slit experiment. In this, particles act like waves when not watched, making a pattern on a screen that suggests they go through both slits together. But when watched, they act like particles and go through just one slit. This strange thing shows how odd quantum mechanics can be, where watching can change a quantum system.

Entanglement: The Puzzling Quantum Phenomenon

Entanglement is another quantum puzzle that even puzzled Albert Einstein, leading him to describe it as “spooky action at a distance.” When two particles become entangled, the state of one (no matter how far it is) instantly affects the state of the other. This means if you change the state of one particle, the other changes immediately, even if they’re light years apart. Einstein struggled with this idea because it seemed to go against the basic rules of the physical universe, where nothing is supposed to travel faster than light. Yet, entanglement has been proven through experiments, showing that the quantum world operates under its own set of mysterious rules.

If you think you understand quantum mechanics, you don’t understand quantum mechanics.”

Richard P. Feynman

The Power of Quantum Computing

These principles of quantum superposition and quantum entanglement might seem like they defy everything we know about classical physics, but they’re exactly what gives quantum computing its unprecedented power. In a world ruled by Newton’s laws, the idea of being in two states at once or instantaneously connected across vast distances sounds impossible. Yet, in the quantum realm, these are not only possible but essential. By utilizing these phenomena, quantum computers could perform calculations at speeds and with a level of complexity far beyond what classical computers can achieve.

Quantum Supremacy vs Quantum Advantage

Quantum supremacy is when a quantum computer performs a task that classical computers practically cannot, showing it’s significantly faster for a particular problem. It’s like a quantum machine winning a sprint against all the best classical computers. This was first claimed in 2019 by a team at Google, using a quantum processor called Sycamore. They solved a complex problem in 200 seconds that they said would take the world’s most powerful supercomputer over 10,000 years to complete.

On the other hand, quantum advantage is broader. It means a quantum computer does many different tasks better than classical computers, not just one. It’s like being good at a whole decathlon, not just the sprint. This isn’t just about speed but also includes doing tasks in new ways that classical computers struggle with, like simulating quantum physics directly.

The race for quantum advantage is on, with companies and countries investing heavily in quantum computing research. While we’ve seen instances of quantum supremacy, achieving a consistent quantum advantage is the next big goal. It’s a harder challenge because it requires quantum computers to be useful for a wide variety of real-world problems, from drug discovery to optimizing global logistics. The technology is still developing, and while we’re getting closer, quantum advantage across multiple domains remains on the horizon.

A Glimpse into the Quantum Applications

Even though quantum computing is technically complex, its potential applications span various fields and promise to drive significant advancements.

Drug Discovery

Quantum computing holds the promise of revolutionizing how we discover new drugs. By simulating complex molecules accurately, quantum computers can speed up the process of identifying compounds that could lead to new, life-saving medications. This capability could notably shorten the time it takes for new drugs to move from the lab to clinical trials, potentially saving millions of lives.

Materials Science

In materials science, quantum computers could be used to design novel materials with specific, superior properties, such as strength, flexibility, or conductivity. This could lead to breakthroughs in everything from renewable energy technologies to more durable construction materials, opening up new possibilities in how we build and power our world.


The world of finance could benefit greatly from quantum computing through the optimization of financial models and better risk management strategies. By processing vast amounts of data at unprecedented speeds, quantum computers might predict market trends more accurately and make more informed decisions, potentially transforming the way financial institutions operate.


Quantum computing poses both an opportunity and a challenge in the field of cryptography. On one hand, it could break current encryption methods, posing risks to data security. On the other, it offers the chance to create new, virtually unbreakable encryption techniques. The ethical consideration here is immense, necessitating a careful balance between leveraging this power and safeguarding against its potential misuse.

Artificial Intelligence

In artificial intelligence (AI), quantum computing could enhance machine learning algorithms, making tasks like image recognition and natural language processing more efficient and effective. This would not only improve current AI applications but also introduce new possibilities for future AI endeavors, potentially transforming how we interact with technology on a daily basis.

The convergence of these applications across diverse sectors highlights the transformative potential of quantum computing. However, along with the enthusiasm for its capabilities, there arises a responsibility to consider the ethical implications and ensure the technology is used to benefit society as a whole.

The Race to Build Fault-Tolerant Quantum Machines

Quantum computing is on the verge of transforming industries with powerful processing, unlike anything from regular computers. However, making practical quantum computers faces big hurdles. One major challenge is the fragility of qubits, the quantum equivalent of classical bits. Qubits are very sensitive to their surroundings, so tiny disruptions can mess up computations, making results untrustworthy.

The Fragility of Qubits and Scaling Challenges

Qubits operate in a delicate state of superposition, allowing them to embody multiple states simultaneously. However, this sensitivity makes them prone to interference from their surroundings, leading to decoherence. The introduction of even a minute error can derail an entire quantum calculation, rendering the results unusable. Furthermore, as we attempt to scale up the number of qubits to increase computational power, maintaining the stability and control over these qubits becomes exponentially more difficult.

Toward Fault-tolerant Quantum Computing

The concept of “fault-tolerant” quantum computing has emerged as a solution to these challenges. A fault-tolerant quantum computer is designed to detect and correct errors autonomously without disrupting the computational processes. This capability is crucial for developing practical quantum computers that can perform complex computations reliably over extended periods. Achieving fault tolerance is complex and involves creating quantum error-correcting codes that can safeguard the integrity of the quantum state during operations.

Current Research Efforts and Hardware Architectures

Researchers are exploring various hardware architectures to build fault-tolerant quantum machines. Two prominent approaches include superconducting qubits and trapped ions. Superconducting qubits use supercooling techniques to minimize energy loss, while trapped ions leverage the properties of charged atoms held in place by magnetic fields. Each approach has its strengths and challenges, but both aim to enhance the stability and scalability of quantum systems.


The Tech Giants’ Race

The push towards realizing the dream of a commercially viable quantum computer has ignited a race among tech giants like IBM, Google, and Microsoft. Each is investing heavily in quantum computing research, aiming to overcome the obstacles of qubit fragility and scaling. Google’s achievement of quantum supremacy in 2019 marked a significant milestone, demonstrating the potential of quantum computing to outperform classical computers in specific tasks. However, the ultimate goal remains the creation of a fully fault-tolerant, scalable quantum computer that can tackle a wide array of complex problems across different fields.

What’s in it for Software Developers?

Now let’s take a look at the kind of opportunities that quantum computing will present to the software developers in the future.

New Programming Paradigm

Quantum computing introduces a dramatic shift in programming paradigms when compared to classical software development. In this new realm, understanding quantum mechanics becomes crucial for manipulating qubits and exploiting their properties of superposition and entanglement. Developers will need to grasp quantum algorithms that diverge significantly from traditional algorithms. Engaging with quantum software development kits (SDKs) and possibly new programming languages designed for quantum computing is essential. This shift does not only represent a technical challenge but also a fascinating opportunity to shape the frontier of computing future technologies.

Early Movers Advantage

Software developers who dive into quantum computing early gain a head start. Various industries like tech, finance, and pharma are starting to use quantum computing, leading to a high demand for skilled developers. Early adopters can drive innovation and create career opportunities in this growing sector. Investing time in mastering quantum computing now sets the stage for a future in cutting-edge software development.

Bridging the Gap

Software developers are set to connect complex quantum theory to real-world use. By creating user-friendly tools, they make quantum tech more available across different fields. Their job is vital in turning quantum ideas into practical solutions, leading the way in this new tech world.

Skillset Evolution

Quantum computing brings new tools and ideas, but problem-solving, logic, and algorithm skills in software development are still crucial. To succeed in the quantum era, developers need to keep learning and adjust to these new technologies. Knowing quantum mechanics and using them in solutions is important. This shift in skills allows for more innovation and creativity in solving complex problems with quantum computing.


Quantum computing opens up new possibilities and challenges. Creating reliable quantum computers is tough but promising. Researchers and tech giants are working on it. For software developers, quantum computing requires new programming techniques but also offers innovative opportunities. It’s a significant moment where theory meets practice. Quantum computing pushes technology forward, solving complex problems and advancing science and tech.


Ready to Explore the Quantum World?

At Cloudpso, an Information Technology Outsourcing (ITO) company, we offer skilled developers proficient in the latest technologies and at the forefront of quantum computing. Our team is prepared to assist your business in utilizing quantum technology effectively to stay competitive in the world of computing. Reach out to explore how our experts can support your innovation journey.

Latest Blog Posts

Stay Updated with CloudPSO’s Latest Insights and Expertise in the IT Industry