There was a colour card for the TT, I think. It went in the VMEBus slot. Yes, they are very desirable from a classic computer point of view. The few I've see

There was a colour card for the TT, I think. It went in the VMEBus slot. Yes, they are very desirable from a classic computer point of view. The few I've seen for sale went for vastly more than I was willing to spend.