2017-02-21, 23:05
The best answer is for REMIXER to be added to class TagLoaderTagLib in both the ogg and ape sections, if DaveBlake can find the time. Meanwhile, you could rename the tags in your FLACs to use MIXARTIST.
I haven't tested it - just looking at the fairly recent source code.
I haven't tested it - just looking at the fairly recent source code.