As for your prediction, I think you're sadly spot-on. There will always be enough whales to make it worthwhile to pander to them, and milking them will be essential for any company that cares more about making money than about making a good game.
Probably ended up on EA PM's presentation justifying current practices.
Hate all you want, "pay to win" model works for extracting as much value as you can from each user. Same concept as Tesla artificially reducing mile range. I heard from someone working in a game studio about a "whale" user spending $1M dollars on microtransactions for a mobile game.
As for your prediction, I think you're sadly spot-on. There will always be enough whales to make it worthwhile to pander to them, and milking them will be essential for any company that cares more about making money than about making a good game.