My Favorite 10 xkcd Comics Part-2

As I have said before, I started searching for top 10 xkcd comics initially but ended up with nearly 20 of them. So here is the part-2 of my favorite 10 xkcd comics. Between, don't miss top 10 xkcd comics part-1.

Numerical Sex Positions
The Difference
Black Hat Support

Linux User at Best Buy
1000 Times
  • Bugzilla. The last one is not xkcd, but equally good.
Original links to these xkcd comics are given below each one of those comics. If you can't read some of those comics because they are not big enough, use the original links below them. And don't forget to share your favorite xkcd comics below. Have fun