I don't see how else would they monetise it to be honest. It's one of the main reasons the "semantic web" didn't really catch up back in the day. Those who are

I don't see how else would they monetise it to be honest. It's one of the main reasons the "semantic web" didn't really catch up back in the day. Those who are in position to really gather massive amounts of data won't share it all with the competition (namely Google and Facebook).