If you ever needed a reason to enforce clean code – here it is, right out of MIT and researched to the hilt. The video is extremely interesting from a behavioral standpoint and extremely educative. As highly recommended as the famous Steve Jobs video.
I can vouch for what is being said because i have seen this happening many times in development. The implied up shoot ?
Clean code bases beget new code which is cleaner or clean enough. Dirty code bases attract more code which is at least just as dirty or usually even more so.