Quantum Computing — Path to More Affordable Computing Power

Author: Michael

Michael Wang
8 min readDec 17, 2018
Illustration of Quantum Computer, Source: MIT Technology Review

What is quantum computing?

Quantum computing is an emerging trend with the potential for significant impact (probably) between 2023 and 2025. Usually, for a technology that won’t be commercially available within the next 5 years carries too significant a risk of running into irrelevance. However, the potential disruption of quantum computing and the recent advances, along with the challenges that 5G, autonomous driving and artificial intelligence are facing now, it’s too important a trend for us to ignore.

While classical computers use the laws of mathematics, quantum computers use the laws of physics. We can imagine the difference between classical computers and quantum computing with the image of a coin. In classical computing, information is stored in bits with two states, 0 or 1 — or heads or tails. In quantum computing, information is stored in quantum bits (“qubits”, the quantum state of subatomic particles such as electrons and ions) that can be any state between 0 and 1 — similar to a spinning coin that can be both heads and tails at the same time. Every time you look at a spinning coin it takes on a different state — maybe 75% heads and 25% tails — depending on where in the rotation you look at it. Since a qubit can hold all possible results…

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