Página em branco repentina no Android com a versão 2.7.2

[jesus2099]

Super, then!
I saw the unintentional typo, but then I intentionally left it like that.
It will be fixed! Super!

Discourse does not render on gecko before version 74

This is now fixed on stable (v2.7.4), the proposal-optional-chaining plugin for babel is now enabled there and it fixes the issue. Thanks @RGJ @joffreyjaffeux (and @vige for the original report)!