Brazil did that. We have a new set of laws called LGPD that allows users to revoke the consent whenever they want - all data ever collected or provided to a service must be deleted. Not turned anonymous, not shared with Facebook, not “under the ToS it’s ours” - deleted.
Me suspecting my date is actually an Aedes spp. mosquito:
“heeeey so how about after this drink we hit the blood bank? You know, just the two of us and a lot, and I do mean a lot, of blood bags? How about that huh?”