Amazfit Cheetah 2 Pro data reveals how Josh Kerr just shattered the 27-year-old mile world record —and his split stats explain the historic run

<p>Alex Blake has been fooling around with computers since the early 1990s, and since that time he's learned a thing or two about tech. No more than two things, though. As well as TechRadar, Alex writes for iMore, Digital Trends and Creative Bloq, among others.