Zach Techfield is the tech review-based secondary channel for filmmaking tutor Zach Mayfield. Keeping the eye-candy visuals that he is known for, Zach brings his expertise to the latest in personal tech, including phones, smartwatches, and laptops. Can you actually survive on nothing but a smartwatch for 10 days? That’s the kind of reporting Zach is willing to find out. Growing a wider audience with his cinematic aesthetic and humor, Zach Techfield is catching fire as one of the fastest-growing tech channels on YouTube.