From what I see, the firefox version is not signed, and starting with FF41 unsigned addons will be blocked from being used. Signing now would be prefered to solving the problem when it comes up, since then there will be thousands of people all yelling at what one should do.
Also, how will the recent announcement of deprecating certain developer functionalities affect AGO?
Also, how will the recent announcement of deprecating certain developer functionalities affect AGO?