Hi again rinpoche? Are you in Canada? And is your dealer Angie Lisi from American Sound? If this were the case, please say hi to Angie from me... He was singly responsible for making me discover the magic of the Rowland sound in 1998.
Concerning Einstein, I heard their products a few times at some length, but never managed to like them much. Regretably, the word "rough" seemed to apply more often than not... With my test tracks, Einstein never reached terribly close to the top of the musical heap, and tended to blow tubes on sharp . Treble intermodulation was too easily present... On the other hand, the brand might have improved since a couple of years ago.