Re:Firefox 5 Beta is available for download
by ZoFreX on Tuesday May 24, 2011 @08:54AM
(#2579592)
I don't think it really counts as an "upgrade" if you opt-in to a beta.
[ Parent
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True, but unless FF adds a "re-version-tag my addons based on feedback from testers" feature, we will get bitten when FF5 final comes out and disables all existing deployed extensions.
In actual fact, they've changed the process so this generally won't happen:
http://blog.mozilla.com/addons/2011/04/19/add-on-compatibili...