Heh trust me I know. However line conditioning here isn't always "doable." A whole other topic. I actually took a class in electrical modification for grounding and line NR. Some things help other things flextape can't fix 
Thankfully those days are gone. Especially live. Some clubs you'd get in there and the Fing ice machine would be picked up...or FFS those GD Nokia phones in the early cell phone days...FUC*K! A few thousand watts of BRT BDERT DERT BRR BERT DERT!@