Oh yeah, definitely not going to part with them before at least hearing them with more efficient speakers. I'm just a bit scared of that route because it has the potential for complete upheaval of the system once again. As it is, I'm in a pretty happy place with the setup and not really itching to change much. I do have a pair of Kef 104aB currently doing nothing and while very low sensitivity, together with the Pyes they would provide plenty enough volume for near field bedroom setup... or I could use the Pyes for desktop amp, but again seems a bit overkill :D I don't know, I have some hobby money tied up in surplus turntables and what not, once I get around to selling all that it would probably be plenty enough to get a decent pair of high sensitivity somethings, buying used there should be no risk with that even if I eventually decided to let the HF10s go.