Holding back is retaliation against employers who don't want to invest into maximum employee efficiency. But you make a good point about that also hurting your

Holding back is retaliation against employers who don't want to invest into maximum employee efficiency. But you make a good point about that also hurting yourself. Sub-par tools hurt. I'd agree with you to invest in tools you use to work, but not to give the return of investment to the company. Instead one should work fewer hours if those hours are more productive.