Oh totally agree!
The grey filters have the best detail and mids...but at times feel a little too sibilant and bright.
That said, I try to tone it down with some Comply tips, and it becomes very much enjoyable.
Using the P series complys on them at the moment.
And remind u of the k3003's? This should be fun and entertaining.
I can't really justify the £400 price tag, but don't even want to make any comments about that £1k price tag...
Value 4/10? lol