Thankfully, TEFCA was implemented anyway, and is still on schedule. We'll see what it works out to in practice. But data sharing is definitely still possible,

Thankfully, TEFCA was implemented anyway, and is still on schedule. We'll see what it works out to in practice. But data sharing is definitely still possible, today, even with Epic (they are quite good actually). You are limited to certain reasons but they are pretty broad. Full disclosure: I work on this full time. It is a strange world, that works on its own standards and practices for good and bad reasons.