Hi..My idea isn't that major..But I would love it we you could increase the Music Capacity Per Device from 3333 to perhaps 4444 or 5555 or something..Just raise it a little bit? :)
A similar idea has also been suggested here:
Add your kudos and comments there please! ;)
But as dinomight mentioned, this is due to licencing agreements, so it's unlikely to change in the future.