Speaking of CalDAV, the only thing I care about is the actual support of the calendar. Every time Thunderbird updates the Calendar “addon” loses compatibility a

Speaking of CalDAV, the only thing I care about is the actual support of the calendar. Every time Thunderbird updates the Calendar “addon” loses compatibility and I'm without a calendar for a couple of weeks. Come to think about it, I don't even remeber for how long I've been without the calendar after the last update.