There is data and discussion in this thread.
They would be okay for a muggle light with a regulated driver and a frosted/pebbled TIR. Otherwise they are DOA for us I think. Maybe in a D18 or MF01 they’d be good, but that’s really stretching it. I have 90 CRI versions that are to arrive in late April, but I’m already wishing I could cancel the unshipped units.