Any way to quell bad vibrations is a good thing. No need to break the bank in doing so. 👍
Everything Matters
I have Maestro "audiophile approved" power outlets, but got 59 cent Home Depot plastic covers which look fine. I was just experimenting so I put BluTac balls between the cover and outlet (3)...and low and behold.....cleans up the mids and highs....go figure.