This is one of the subtle underlying justifications for ageism in tech: it's the assumption that if you were any good in your youth, you'd already made your fortune before 40, so anyone over 40 still working in tech must suck, right?

Not everyone wins the lottery, but the rest of us still have to pay bills. And no, just because we didn't exit on a unicorn in our 20s doesn't mean we suck!