February 28 2019 ticks over to the next day. Their date parsing library says this is February 29. Someone notices this and implements a patch to make the date p

February 28 2019 ticks over to the next day. Their date parsing library says this is February 29. Someone notices this and implements a patch to make the date parser realise that this is actually now March, but doesn't bother testing properly. Two years late, February 28 ticks over to the next day. Their date parsing library says this is March 29. Whoops.