yclist has a few errors, so not sure if it's all 100% accurate.
To name a few:
xobni - bought by yahoo and now shut down (listed as active)
like.fm - dead, but listed as active
Exec - listed as active, but was bought by Handybook
Bump - listed active, but dead
To name a few: xobni - bought by yahoo and now shut down (listed as active) like.fm - dead, but listed as active Exec - listed as active, but was bought by Handybook Bump - listed active, but dead