The Triumphs have great engines-the one thing I've never liked about them is that everything bolted to the engine, is not, IMO, high quality stuff, especially the suspension. I have also found the seats locked me into an uncomfortable position, but them again, at 6'3.5", I'm at the right edge of the bell curve.
I agree the R1200ST is quite hideous. Sorry to hear your R12S is going.
What about this?-went for a sport ride where one rider was on one and he had little trouble keeping up plus it's very versatile: