I hung the cloud below my PJ, this is a shot looking up through them from below, you can see my VOG speakers on the ceiling, the Auralex Geofusors above the MLP (backfilled with polyfill so the double as bass traps) and then some absorptive panels in front of them:
Windows are a chronic problem in rooms, I didn’t want absorptive blackout curtains so I took the acoustic lens, hooked two together, and hung it like a picture. Works great but not very pretty. The sacrifices we make for SQ: