PCs aren't dead. They've just taken a different form. From PC sticks to mini PCs to 2-in-1 PCs, personal computing is becoming even more diverse as we move away from the traditional tower form factor. One of the oldest "alternative" PC forms is the all-in-one or AIO that brings display and processing unit together under one roof. The AIO market has received no small interest this year, and is about to get even more interesting thanks to Microsoft's recent reveal. If you're in the market for one, especially with holiday sales coming up, you might want to take a peek at some of the choicest picks of all-in-one computers this year.