I have a musician friend who loves Roon, but he can’t go to ROCK because he has to keep a Windows machine with other software because he educates himself, practices or explores by playing along with other music, and he often needs to adjust the pitch without changing speed, or conversely adjusting speed without changing pitch, or maybe changing both but independently. This is a DSP function. And I believe easily implemented, compared to the other DSP stuff in Roon.
I had been thinking of requesting this feature, but I thought it too narrow and the Roon team has much to do, so I kept quiet. But here comes Schiit with a box that does exactly that: