They hint that the install fee can be discounted if other Unity services (read: their ad network) are used by the game in question. I think it's a play to forc

They hint that the install fee can be discounted if other Unity services (read: their ad network) are used by the game in question. I think it's a play to force f2p games to use their ad mediator as the install fee will effectively raise the cost-per-install for anyone using competing ad networks. Vampire squids doing vampire squid things. I'd expect them to get sued, and at least in the EU it seems likely to be difficult to defend.