This is very anecdotal, but I have a friend that interviewed at Google for a Remote SWE position - everything indicated that it was remote: the posting, the recruiter and the hiring manager. Now they announced RTO, his manager said: "We're excited to have you at the office" - he was really confused about this messaging, so they forced him to apply to work remotely (even if he had been hired as such) denied his applic…
Just to be clear, I really loved my Google recruiters -- they were very forthright and open with me during the whole process, and the Facebook recruiter was honest too. Great recruiting experiences. They worked really hard to move fast, and I think I went from initial phone screen to offer at FB within two weeks, and from phone screen to team matching at Google within three.