On Mon, Dec 04, 2017 at 12:51:46AM -0500, Jeremy Bicha wrote: > As for the original bug here, I think the ordering of firefox-esr over > firefox reflects the intent of the Debian Firefox maintainer. The > firefox package is completely unsupported in Debian Testing (it won't > receive any updates). I don't want someone to accidentally figure that > out when they try to do an unsupported downgrade from Unstable to > Testing.
Downgrading from unstable to testing is exactly that: unsupported. If someone is running testing, "firefox | firefox-esr" will resolve to firefox-esr, as desired. If someone *is* running unstable, getting the latest version of firefox seems preferable.