I have seen the ad, that’s why I think it is so strange not to be able contact anyone. I just sent an email in response to the ad on AudioMart to Jim Clark. Let's see if he responds to that.
A couple of years back Bob Carver actually stayed at my home while we listened to his "Line Source" speakers. He looked a little feeble, but his mind and humor were still ok. I hope he is alright.
Alas, since the pandemic it does seem that connecting with companies in general is difficult.
ozzy