「 When a senior engineer who needs their paycheck asks for a raise, there’s a negotiation. Both sides have something to lose. But when a senior engineer who’s already financially independent asks for a raise, there’s no negotiation. They’re not bluffing when they say “I’ll walk.” They will literally retire to a beach and write open source projects for fun. You have nothing to hold over them 」
https://evalcode.com/posts/if-you-stop-hiring-juniors-your-seniors-own-you/