More generally still, look at established, unsexy industries flush with (old) money, such as finance, law, oil&gas, government services, infrastructure, real es

More generally still, look at established, unsexy industries flush with (old) money, such as finance, law, oil&gas, government services, infrastructure, real estate... If you can find a space in there where you can accelerate things just by 5% mostly on your own, you'll find yourself in a highly paid, irreplaceable position soon enough.