I've been trying to catch up on my reading list (Thanks to rss2email, now I can hold the list longer, than just marking all as read). And one item from last year's end worth spending time was Thunderbird.
For Debian Jessie, the multipath support relied on sysvinit scripts. So, if you were using systemd, the level of testing would have been minimal.
At DebConf15, I got to meet many people whom I'd worked with, over emails, over the years. With every person, my ask was to use the SAN Storage stack in a test environement, and report bugs early. Not after the next release. This applies also to the usual downstream distribution projects.
When I bought my Lenovo Yoga 2 13, I had great plans. I wanted a device, that I could use both, as a laptop, and also as a tablet. The path hasn't been easy. But then, no path in Free Software against Freedom and Privacy has been easy. The choice is left to us, the users.