As hiring pools get bigger, the pressure to "just fill seats" increases to strong diminishing returns on investment. 5x R&D spending means probably more like 2x

As hiring pools get bigger, the pressure to "just fill seats" increases to strong diminishing returns on investment. 5x R&D spending means probably more like 2x R&D output, with a lot more noise in the design and development processes that create opportunities for bad ideas to filter through all the way to production.