> Even though most of them (us) are replaceable for mundane tasks, quite some are unique enough so that people seek their particular services and no one else's.

> Even though most of them (us) are replaceable for mundane tasks, quite some are unique enough so that people seek their particular services and no one else's. Very few people manage that - indeed I can't think of anyone. Even movie stars get replaced with other movie stars if they try to charge too much. Certainly everyone in the tech industry (including the CEOs, the VCs, the investors etc.) has a viable substitute.