Like past Comex shows, access to Level 3 booths begins at 11am, while doors at Level 4 and 6 open from 12pm. The DIY Lab by The Techanic is new this year. Not only will you be able to learn how to build a computer from scratch, you can get tips and hands-on education experience from Intel's tech gurus and some other partners about the computer's inner workings and how the hardware and software work. In addition to the many deals, here are a few other highlights to look out for. 1.