On a corp-cultural level it's interesting this is originating at Google, as opposed to say Amazon which is generally considered a more burnout-causing/crushing place to work on the engineering side in some teams. The Google employees I've talked to all seemed remarkably uncynical about their jobs, and still took a certain amount of pride in working at their company. I can contrast this with Amazon, Microsoft, and (to…
So where in other tech companies, unhappy employees leave, at Google they try to "fix" it, which has led to these unionization type efforts, with wider goals around making the company behave.
I absolutely think that the fact that many Googlers' primary social identity is that they're a Googler is why this is starting there and not another FAANG.