Yeah, the sound will bounce off the glass on the TV. A blanket might help a little.
Yep. Try moving the TV further back if you can.
I can't remember but I think I read that you can't use long interconnects with the Shindo gear. Maybe you can with the Monbrison.
Otherwise, despite not having the ideal environment for soundstaging, rest assured knowing that you're getting some of the best PRaT and tone money can buy from this amazing Shindo gear.