As usual, I’m happy to coordinate and meet with people, whether for meals, drinks, or regular meetings. I’ll be:
In San Francisco and Mountain view next week, from Tuesday night till Friday evening.
In Quebec, Oct 9 & 10, for CLLAP, where I’ll give my first talk in French. Brr.
In Barcelona, Oct 25 & [...]

OSCON is the conference that I seem to attend the most regularly. In particular, the hallway conversations are great.
Not being a Perl guy, I never went to the Perl Conference, but I was involved in organizing the first Python track at the first OSCON IIRC, and I think I’ve been every year since.
This time, [...]

UPDATED: see the end
As part of a release (say, for the sake of illustration, the next alpha of Thunderbird), we try to run the software through a set of tests. The more widespread the release, the more tests. Nightlies don’t go through any non-automated tests. The final release will go through [...]