The Internet Archive is one of the most important sources of information ever created. I think we should put a copy of it on every continent at the very least.
Yes, but its policy of retroactively blocking archived webpages due to the feelings of the domain's current owner is outrageous. Fat lot of good multiple copies will do when the Archive's own policies hamstring it.
But yeah, if these companies moved out of the Bay Area, or even more, California, all those million dollar homes in the Bay Area, be it in Cupertino, San Francisco, Atherton, Los Altos, et al would crash like buildings in a San Francisco earthquake.
I see very little wrong with that. The sooner this bubble bursts, the better.
The best book on programming for the layman is "Alice in Wonderland"; but that's because it's the best book on anything for the layman.