Its finally here! And im running it 😀 Due to all the traffic rush, is down! On their homepage:

Thank you to everyone who has helped make Ubuntu 7.04 a reality. Thousands of you have helped code, test, translate and promote Ubuntu and everyone can celebrate today’s release.

If you are looking for general information about the Ubuntu project, the main site will be back shortly.

For official mirrors to download, please see the Ubuntu homepage.