17 down: Live screening beginning to upset balance (7) R-S-D- -.
Think it might be resides but then can't work out 24 across: Class? There's not so much about (6) - - - S - L.
Playbus, if I'm enjoying grappling with a particular crossword, I make a point of not looking at any relevant threads here so that I don't see any spoilers. I'm sure many other solvers do the same.