I already use Thunderbird with the ProtonMail bridge and ProtonVPN on my phone and computers (combined with my self rolled VPNs). I would welcome FireFox into

I already use Thunderbird with the ProtonMail bridge and ProtonVPN on my phone and computers (combined with my self rolled VPNs). I would welcome FireFox into the mix, they'd do quite well together -- plus maybe they can make the bridge unnecessary (which IMO is the most annoying part of ProtonMail).