Earlier quoted context omitted.
Neat, but in practice it doesn't work. In my ~20 years experience, I've found that while things like salary and vacation are negotiable, the terms in tech employment contracts are not negotiable. I've tried that cute "strike out the stuff in your employment agreement that you don't agree to" move, and in ALL cases, received a stern note from the corporate legal department a few days later basically saying "Sign it un…
I always negotiate. Not a redlined version, but I make a list of points I have questions about or disagree with, and call them to discuss it. If they won't budge, I look elsewhere. Of course I have the advantage of living in a place where there's plenty of work. If jobs are scarce where you live, that significantly changes the labour market.
Much harder to do this in a bureaucratic company that has been around forever since they tend to be pretty inflexible on everything except salary/benefits.