interesting, posting ____ as a status message throught the api (python-twitter) worked for me.
HTTP/1.1 401 Unauthorized > maybe sth. else is broken? -- Twitter developer documentation and resources: http://dev.twitter.com/doc API updates via Twitter: http://twitter.com/twitterapi Issues/Enhancements Tracker: http://code.google.com/p/twitter-api/issues/list Change your membership to this group: http://groups.google.com/group/twitter-development-talk?hl=en