True story, a person I know who was offered a job at Google got the employment agreement (prior to arriving which was pretty standard at the time) and read that bit about "allowing Google to protect it's IP by installing a rootkit" and they red lined it to change it "May only access Google related information and no personal information." When they showed up HR started with "But that isn't how we use it, we would nev…
I'm not. Legal doesn't want to deal with everyone having a different employment contract. Google has always leaned towards being ok with a ton of false negatives to avoid false positives. They'd rather give up 10 good hires than make one bad one. This is just an extension of that. They don't want any exceptions and they aren't willing to make any.
I don't know who all these Captains Of Industry are who claim to be able to actually negotiate any of these terms with their company's legal department. Unless you are some kind of unicorn super-star or exec, I don't see any company wanting to deal with the hassle of negotiating a special snowflake contract for you.