That would only follow if the 10 multipliers each covered every aspect of the job, but they don't. I agree with the thrust of your argument though, as the only

That would only follow if the 10 multipliers each covered every aspect of the job, but they don't. I agree with the thrust of your argument though, as the only (occasionally) 10x multiplier I can think of for my work is programming (I'm not employed to write code, but sometimes it helps, and sometimes a lot).