You can read more about what's new in this release at the README
<http://www.mozilla.org/releases/mozilla1.8a2/README.html> and you can
see a "rough changelog" covering most of the 400+ bugs fixed in this
alpha cycle at
<http://www.mozilla.org/releases/mozilla1.8a2/changelog.html>
Builds are available for:
Mac:
<http://ftp.mozilla.org/pub/mozilla.org/mozilla/releases/mozilla1.8a2/mozilla-mac-1.8a2.dmg.gz>
Don't forget to submit those Talkback reports.
Enjoy!
--Asa