@foggyus91 i've been running that setup with a topping p50 linear power supply hooked up as normal to the tp-link for 2 years. it started on ethernet-sound.com a german site set up by some guys from the big german audio forum i forgot the name of...
others have modded and use LiFePO4 3.3v batteries hooked up directly to the PCB. pretty decent streaming tweak that as you say obviates the need for many other tweaks, and very cost effective.

