Despite the best of intentions and processes we all screw up sometimes.
I think pretty much every developer has made a screw up of some kind over their career (and if you haven’t you are either very lucky, unaware you have done so or prob not doing anything interesting!).
I spent some time putting together a list of high profile bugs for an article on gooroo.io.
Some issues are amusing & entertaining, some are downright terrifying & a few tragically resulted in loss of life.
Check out the article here: https://gooroo.io/GoorooTHINK/Article/16833/Famous-Software-Bugs/23477#.V3TtN7h96M8