I like the new layout. Wondering if it would be possible to move the side surrounds a bit further forward ?

You seem to have enough distance from viewer to rear surrounds that conventional speakers (eg M2s) could be used if you want.

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8