No it can be limited to storage too.
jgraves1107 said:I am leaning towards some songs just cannot be synced to the watch because of the stupid DRM thingy.
Music from iTunes hasn't had DRM for years.
Music that you download from the subscription Apple Music streaming service, that you didn't purchase or rip yourself from a CD, does have DRM.
jgraves1107 said:Must be some songs on Apple Music are not able to be used on the watch I am guessing.