Sound quality is very good and the modders can make it better. Most basic one is to simply upgrade the wall wart for about $20
Tons of information on the SLIM Forums and also on www.audioasylum.com in the PC forum - just do a search http://www.audioasylum.com/forums/pcaudio/bbs.html
General consensus is that its better then an iPod - and because of jitter issues inherent to an electro-optical-mechanical device it takes a very good CD player to best either the SLIM or the iPod. A CD player that costs way more then either digital device
Alternate choice you didn't miss but failed to list is SB to DAC
Tons of information on the SLIM Forums and also on www.audioasylum.com in the PC forum - just do a search http://www.audioasylum.com/forums/pcaudio/bbs.html
General consensus is that its better then an iPod - and because of jitter issues inherent to an electro-optical-mechanical device it takes a very good CD player to best either the SLIM or the iPod. A CD player that costs way more then either digital device
Alternate choice you didn't miss but failed to list is SB to DAC