Im considering redriving with Skan Speak lluminators for my 3.0 DSP 6Ks.
Their mid band detail and extension is state of the art
The tweets are older but match
Expensive for vintage ,but effective. angel.

518, 568.2, D6Ks, D6KC, iMac dual core, iTunes 10.1 (lossless), Apogee Duet, Kuro 500A, Logic Studio, Sound Devices 702.