The Traitorous Eight (the highest profile case of what the OP was describing) is one of my favorite Silicon Valley stories. If you haven't read about it, you re

The Traitorous Eight (the highest profile case of what the OP was describing) is one of my favorite Silicon Valley stories. If you haven't read about it, you really should! https://en.wikipedia.org/wiki/Traitorous_eight https://en.wikipedia.org/wiki/Traitorous_eight