So they can watch us - but we can not watch them.

At which point is this called slavery?

We can watch them, as is evidenced by the fact that he is watching them. Misrepresenting the police response as preventing his actions is clearly not true. Characterizing a polite conversation as "slavery" is disrespectful to people worldwide actually experiencing slavery.

Words have meanings

Not in 2026 they don't.

They're just most probable tokens. Either most probable to exist after the previous set of tokens, or most probable to get a specific outcome.

I am being sarcastic of course, as HN has still to some degree managed to avoid this, but even HN is struggling. The rest of "social media" operates exactly like that.