tl;dr:David Loftesness - engineering leader at Amazon, Twitter and Eero - wants to remind managers itching to get back to the technical trenches that this option is on the table — and it’s not a step backward. But there will be organizational, communication, and even psychological hurdles ahead, from navigating resistance from your manager to dusting off the cobwebs on your coding skills, especially with how rapidly the tech landscape is changing lately.