https://old.bill.dev/tags/estimation/ Recent content in Estimation on Bill Glover Hugo en-gb hello@bill.dev (Bill) hello@bill.dev (Bill) Sun, 28 Sep 2025 22:27:35 +0100 https://old.bill.dev/2023/08/17/live-traffic-light-timing/ Thu, 17 Aug 2023 10:00:00 +0700hello@bill.dev (Bill) https://old.bill.dev/2023/08/17/live-traffic-light-timing/ <p><em>Assumed Audience:</em> anyone with an interest in delightful technology or technical estimation</p> <hr> <p>On a trip to Beijing, I saw navigation apps included real-time traffic light updates. They show the live countdown to a change in the lights. An audible prompt lets you know of an impending change. This is particularly useful when some sequences involve wait times over 99s. I’d not seen this before, but seeing it in action was one of those rare delightful moments with technology.</p>