Frostbite is indeed fully separate from DICE nowadays, we even have our own office and we work with _a lot_ of teams within EA.
And no I will not comment about the tweets.
Given the significant number of games that are rolling out with the engine, I suppose the amount of work and support for the engine makes it a business in its own right.
I don't want to belabor my impressions of this incident more than already have. I'm probably not really adding anything to the debate now.
I recognize that the situation is unfortunate, and I do hope things will get better soon.