I think you're spot-on!
It was a first, and then the entire collection of CEOs showcased their herd mentality by jumping on that bandwagon. It's kinda like the anti-poaching collusion that happened... gosh, 10 years ago!
https://www.cnet.com/tech/tech-industry/apple-google-others-...
...only, this time, there's some bullshit "economic headwinds" arguments being advanced as reasons for these layoffs.
I remember experiencing actual belt-tightening in 2008-09, where it was disgraceful-but-necessary-to-save-the-company. It's nothing like that this time around.