How to develop legacy Firefox add-ons in the future?
问题 Firefox is moving towards the WebExtensions standard which promises improvements in stability, cross-browser compatibility, and more security. At the same time they're gradually dropping support for legacy add-ons (bootstrapped extensions, add-on SDK, etc.). Unfortunately, the WebExtension APIs are much less powerful than legacy add-ons which by contrast have full control over the browser. I fully understand the motivation for the switch, but the features my add-on provides just can't