[asterisk-users] Major changes between 1.4/1.6.1.8/10?

Gilles
2012-02-06T14:04:33Z

Hello

Is there a document that sums up the major changes made to the four
main releases available (1.4, 1.6, 1.8, and 10), to check if it's
worth upgrading?

www.asterisk.org/downloads

Thank you.