There's Now a Proven Way for Quantum Computers to Beat Classical Computers – With a Catch

There’s still a long way to go, but physicists are laying the bricks of their underlying mathematical foundation.

from gizmodo http://www.gizmodo.co.uk/2018/10/theres-now-a-proven-way-for-quantum-computers-to-beat-classical-computers-with-a-catch/