4.5 Degrees(xkcd.com)19 points·by bbzealot·12 ปีที่แล้ว·1 commentsxkcd.com4.5 Degreeshttp://xkcd.com/1379/1 commentsPost comment[–]BrandonMarc·12 ปีที่แล้วreplyThere's fascinating commentary in the forum thread, too.http://forums.xkcd.com/viewtopic.php?f=7&t=109136
http://forums.xkcd.com/viewtopic.php?f=7&t=109136