Interesting - it's not obvious how a different outlet would affect "detail" (or imaging, soundstage etc...) but I guess it makes sense that if you have a poor / resistive connection to the ground wiring that could affect noise & hum ?

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