Mozilla’s Manifest v3 FAQ | Mozilla Add-ons Bloghttps://t.co/jtDQVsF3SZ
At this article Mozilla says that there is no *immediate* plan to remove v2 compatible blocking API, and Firefox will keep v2 compatible APIs until a migration path for addons to v3 APIs is prepared.

— Piro/Linuxｺﾏﾝﾄﾞ操作解説ﾏﾝｶﾞ連載中 (@piro_or) September 4, 2019

A number of developers have reached out to ask how Mozilla plans to respond to Google's proposed changes to their extensions API (Manifest v3).

Check out our blog for answers to some frequently asked questions: https://t.co/K3v9vM0umI

— Mozilla Add-ons (@mozamo) September 3, 2019

Good news: Mozilla doesn't plan to support the WebExtension API changes that Google announced for Chrome

This means ad blockers will continue to work as normal in Firefoxhttps://t.co/xsCjCVVetG pic.twitter.com/mtLux06nxQ

— Catalin Cimpanu (@campuscodi) September 3, 2019

Mozilla Will Support Existing Ad Blockers in Extensions Manifest v3 https://t.co/nDguBfdr2y

— The Cyber Security Hub (@TheCyberSecHub) September 4, 2019

Mozilla says update to Firefox extensions API won't kill ad blockers #cloudsecurity https://t.co/VBIYlRYg4V

— Claudia Martín (@CLAVDIAmartin) September 3, 2019

Chromeの拡張機能APIに広告ブロック系アドオンが全滅するのを始めとした後方非互換な変更が入る件についてFirefoxがどうするか。

無視はしないが納得いかない変更に直ぐ追従する事はない感じ。https://t.co/XUFuwk8Jbz

— dynamis (でゅなみす) (@dynamitter) September 4, 2019

Mozilla’s Manifest v3 FAQ | Mozilla Add-ons Bloghttps://t.co/jtDQVsWFhz
Chrome/Chromiumの拡張機能向けAPIのバージョン3についてFirefoxのスタンスが公式に明らかにされた。結論としては、V2からV3への移行パスが整ったと確信できるまではV2互換APIは維持するつもりらしい。

— Piro/Linuxｺﾏﾝﾄﾞ操作解説ﾏﾝｶﾞ連載中 (@piro_or) September 3, 2019

Mozilla는 Firefox 확장 API의 업데이트는 광고 차단기를 죽이지 않는다고 https://t.co/Nx8iWMtQbD
• 다른 3 개의 브라우저 업체는 webRequest API 차단에 대한 Google의 변경을 피할 거라고 말합니다.

— editoy (@editoy) September 5, 2019

Mozilla says update to Firefox extensions API won't kill ad blockers | ZDNet https://t.co/aS8E5Cy9Kk pic.twitter.com/2newQEBork

— Rich Tehrani (@rtehrani) September 5, 2019

Mozilla published an official statement about the adoption of Manifest v3 for WebExtensions stating that it would not follow Google's implementation.https://t.co/vSh9WffOne pic.twitter.com/7z8YTV0Dm4

— AlternativeTo (@AlternativeTo) September 4, 2019