I back dgc and just leave that link here for more information:
http://www.reddit.com/r/digitalcoin/

100 percent fair launch, awesome development team and many services in the works



selling point:
best engineering, extremely fast, fair distribution(fair launch)

no fair launch:
Quark, Megacoin

extremely unfair distribution:
Of the 247 million QRK the developers own roughly 85-90% of them.

crappy engineering and already succesfully attacked:
Feathercoin
http://www.coindesk.com/feathercoin-hit-by-massive-attack/