Full Blog Post Here People cannot spell for s***. And datetimes are very difficult to format consistently for various reasons. Date inference is genuinely hard—there's no universal standard, and everyone has their own idea of what "01/02/2023" means (January 2nd or February 1st?). This is my personal battle. There's a reason this meme is one of the most upvoted posts on r/dataengineering. We've all been there. The AWS Glue Migration That Wasn't Here's something I dealt with recently.