You can put one of the other reasons, such as: a) they pay some podcasters a LOT of money and have one of the worst payouts to artists out of the streaming services b) they donated to the inauguration of a cheeto, c) they are just getting lossless audio, but at a lower quality than some other services

Give Qobuz a try. I did the free trials on a few services and found it to be the most feature complete