Probably because a lot of twitter clients, or others are no good with Unicode. TweetDeck for example looses the heart symbol, and I have seen your post come out

Probably because a lot of twitter clients, or others are no good with Unicode. TweetDeck for example looses the heart symbol, and I have seen your post come out as "The article title was "OpenId ♥ foaf+ssl" here: http://www.ubervu.com/conversations/blogs.sun.com/bblfish/entry/http_openid4_me_openid_foaf http://www.ubervu.com/conversations/blogs.sun.com/bblfish/en...