It's behind Bitcoin because Cryptonote cannot be pruned or have a TX id.
In it's current implementation, it cannot be used as a currency. There is no proof anyone sent coins to a different address.
http://www.reddit.com/r/Monero/comments/27i25a/is_there_a_functioning_monero_block_explorer_that/This is in work now.
Alex: Really all these CN children's disease will be patched and fixed soon. The coin is as you know new to public.
Evan is also patching/developing to get Dark finished/fixing small bugs because of youg coin age.
IMHO DarkCoin and CN plattform are so different from code base, dev approach, goals & community.
There should be no tension/competition or bashing between these two coins, because there is no reason for this.
They are not interferring each other.
All people working any kind of coin privacy project should coperate with devs/communitys from other projects.
We all want the same and can learn from each other.