What FF mobile fiasco are you speaking of? I am using FF mobile happily and have been for years. I haven't noticed any issues with it. Was there a business level fiasco or something?
Switch apps? Tabs get reloaded when you're back.
Lock & unlock phone with Firefox in focus? Tabs get reloaded
Switch tabs in Firefox? Tabs get reloaded...
I wish I was just ranting, but all of the above happens with a single active tab loaded...
Here's the issue itself on GitHub: https://github.com/mozilla-mobile/fenix/issues/12731
The one thing I really miss in FF mobile is the opposite.. Pull to refresh or another gesture that accomplishes that. The current two tap option is too slow.