Unround timezone offsets are exotic to you? That's not even the half of it, sonny! How about the year where Shanghai had the same 5 minutes and 52 seconds twic

Unround timezone offsets are exotic to you? That's not even the half of it, sonny! How about the year where Shanghai had the same 5 minutes and 52 seconds twice: http://www.timeanddate.com/time/change/china/shanghai?year=1927 http://www.timeanddate.com/time/change/china/shanghai?year=1... Or the year where Germany had TWO hours worth of daylight savings time (hint: that happens to be Moscow time)? http://www.timeanddate.com/time/change/germany/berlin?year=1945 http://www.timeanddate.com/time/change/germany/berlin?year=1... I actually once had a production bug based on that, due to an overzealous sanity check in the Java Calendar class which considered all dates in Germany in the summer of 45 invalid...