I bought mine about 6 yrs back. There were nights when the Captain & I really punished them & they sound better than ever. Never a problem. Maybe their sales are up so a few more problems. Just guessing.

Axiom Epic 80 500 QS8s
Carver TFM-55 TFM-45 TFM-35
Rotel RSP 1068
Audiobytes/W amp & sub
M22s Ep125