Right, but the market caps have gone up so much. If you run some basic metric like market cap/number of engineers, places like facebook have an insane incentive

Right, but the market caps have gone up so much. If you run some basic metric like market cap/number of engineers, places like facebook have an insane incentive to pay huge money for talent. The relative scope may have gone down (many people on one project/api), but the wide ranging impact on PnL/Profitability/Money generated by those individual engineers changes have gone up