As a musician, I would greatly recommend you buy the CDs - streaming services pay artists a miniscule percentage. I make about 80% more from a CD than from a Spotify play.
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Rory
MkIIa, blue lit buttons, memory upgrade, 1Tb in Subaru Forester STi
MkII, 240Gb in Mark Lord dock
MkII, 80Gb SSD in dock