John Preskill's interview here is a good place to start for the high level https://blog.ycombinator.com/john-preskill-on-quantum-computing https://blog.ycombina

John Preskill's interview here is a good place to start for the high level https://blog.ycombinator.com/john-preskill-on-quantum-computing https://blog.ycombinator.com/john-preskill-on-quantum-comput.... Scott Aaronson's lecture notes are also great https://www.scottaaronson.com/blog/?p=3943 https://www.scottaaronson.com/blog/?p=3943.