hitting the random button on a comic that started in 2010 ( Whomp! by @RonnieFilyaw )had a funny result one night xDpic.twitter.com/fGhuZjA7Ys
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Jan 1st 1970 is the default start date for a lot of software, ild wager your random button has a "minus 1" attribute in it to avoid giving the current comic, so if its picked the very first post, it tries to find one before it, which will give it that date.
That could explain it, perhaps
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