I really don't think it's greed.
Can't blame em for trying to win the cat/mouse game of adblocking.
I'm sure it's not the end of the world, and new ways to circumvent this will show up.
Well, that's not in YouTube's interest, so I don't know how you can blame them for not being publicly owned.
If it somehow magically becomes publicly owned, your bills/taxes will reflect that (as they do with TV in many countries, it just gets added to the monthly electricity bill, whether you use it or not).
while i agree to some extent it never been that aggressive before, have you heard that dial-er and SMS apps are no longer included in the android open source stock making it bit harder for custom roms maintainers