https://www.techradar.com/news/future-macbooks-could-get-a-crumb-resistant-and-spill-proof-keyboard

What’s your keyboard’s worst enemy? Spilled coffee? Crumbs or other bits of food (or indeed dust) getting stuck under the keys? 

Fear not, because Apple is on the case and looking at developing a crumb-resistant and spill-proof keyboard for the MacBook.