From:  Jorge Villalobos <jorge@mozilla.com>
Date:  28 May 2013 06:02:20 Hong Kong Time
Newsgroup:  news.mozilla.org/mozilla.announce.compatibility
Subject:  

Major compatibility changes coming for Firefox 25

NNTP-Posting-Host:  63.245.216.66

Hello,

I just wrote about some changes that are coming up for Firefox 25. While
this is still far into the future, these are pretty big changes that are
worth announcing early so you can prepare:

https://blog.mozilla.org/addons/2013/05/27/major-compatibility-changes-coming-for-firefox-25/

Regards,

Jorge