There's overlap between the fields, just as there is between, say, physics and genetics - but we don't usually end up telling physicists that they should be busy curing cancer rather than fucking about with subatomic particles. Different people have different aptitudes, and there aren't many people I've met in the FAANG space who'd I'd say would be well suited to wet lab work no matter how smart they are.

(And hey, I'd finished my revisions before I got the job, submitting them just ended up being a lower priority than moving to America and getting married…)