There were several options explored, but Thunderbird is now a new subsidiary owned by Mozilla. https://www.theregister.com/2020/01/30/mozilla_thunderbird_has_a

There were several options explored, but Thunderbird is now a new subsidiary owned by Mozilla. https://www.theregister.com/2020/01/30/mozilla_thunderbird_has_a_new_nest/ https://www.theregister.com/2020/01/30/mozilla_thunderbird_h...