I was getting worried about the expiration date of Beta 5 too, but I just checked the website and it looks like they released Beta 6 yesterday. Also, the website seems to have a new link for OS2009 (Maemo 5?!).

Guess I'll wait to be notified (twice) through email...


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Release Notes

What's new in Garnet VM Beta 6
Release Date: May 27, 2010
Release Version: 1.05b

Fixed Issues: Stability improvement