Review for Thunderbird Conversations by nAChR
Rated 2 out of 5 stars
It worked, but . . .
Torture test: I have 250,000 messages in ~2500 folders, my gloda dbase is ~ 800 MB. POP3. No real crash, but the extension slowed my machine to a crawl and put the fan in overdrive. Therefore, cannot use.
To create your own collections, you must have a Mozilla Add-ons account.