AES/EBU, a professional interface that was likely used for the master your music is derived from, will be best
USB is problematic in practice - besides the noise issues noted above, there can be ground loop problems
Toslink avoids the above, but...
then there is the issue of Redbook vs. Hi-Res
Schiit has a new product Eiter(?) and there is the Iso Regen, etc. and no doubt other manfs. have things (besides hyper-$$ cables) for USB
I would investigate the 2 boxes as both companies have return privileges
USB is problematic in practice - besides the noise issues noted above, there can be ground loop problems
Toslink avoids the above, but...
then there is the issue of Redbook vs. Hi-Res
Schiit has a new product Eiter(?) and there is the Iso Regen, etc. and no doubt other manfs. have things (besides hyper-$$ cables) for USB
I would investigate the 2 boxes as both companies have return privileges