Yeah, that's the strategy. Get your wife to join theThat happened in our household with our two-channel setup- my wife is a fan of our Brit-fi gear (Naim amp, Tannoy speakers)- as a former flutist, she enjoys jazz in particular on it. She just hasn’t seen the greatness of head-fi yet, but she may come around yet.
I was deliberate when I bought the Violectric V200 as my solid-state alternative to the Echo. It has two 6.3 mm outputs. Or, of course, we can use tubes for one listener and SS for the other… all part of the grand plan [evil laugh]!
Keep working at it, mate. One day, she might actually see the wonders of headphones and/or IEMs. Just hope that she doesn't get too deep into the hobby.