I'm guessing that the primary selection criteria for those speakers are :

1. Cheap

2. Unlikely to be damaged by morons with cigarette lighters

3. Indestructible even with heavily clipping amplifiers

Based on the above, Axioms would not be my first choice

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