xkcd - Restraining Order

This sounds like an interesting hobby. Don’t have a personal GPS system (and can’t think of a reason to have one other than games like this), but I’d give it a try if I did.

xkcd - Cheap GPS

xkcd - Cheap GPS

[Photo/comic] - xkcd - Post Office Showdown - concocting elaborate fight scenes with strangers.

[Photo/comic] - xkcd - Post Office Showdown - concocting elaborate fight scenes with strangers.

[Photo/comic] - xkcd - Real World Photoshopping
[Comic] XKCD - Affect and Effect, which may in fact be my favorite set of frequently confused words.

[Comic] XKCD - Affect and Effect, which may in fact be my favorite set of frequently confused words.

[Photo/comic] - xkcd - Shopping with nerds.

[Photo/comic] - xkcd - Shopping with nerds.

[Comic/xkcd] - Wikipedian protester!

[Comic/xkcd] - Wikipedian protester!