The M40s have been on life support for a while, I wouldn't expect anything else to join them soon.

The only problem with M40s is that they are a perfect fit for a music system but we live in an increasingly HT-focused world.

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