Hand (unit) divided by four, then the remainder is added after the radix point. Thus, a horse that measures 60 inches is 15 hands high (15 x 4 = 60) and a horse halfway between 15 and 16 hands is 15.2 hands, or 62 inches tall (15 x 4 + 2 = 62) Because the subdivision of a hand is a base 4 system, a horse 64 inches high is 16.0 hands high, not 15.4. A designation of "15.5 hands" is not halfway between 15 and 16 hands, but rather reads 15 hands and five inches, an impossibility in a base 4
How to Fly a Horse How to Fly a Horse How to Fly a Horse: The Secret History of Creation, Invention, and Discovery is a 2015 non-fiction book by the technology pioneer Kevin Ashton. In the book, Ashton debunks many common myths about creativity and proposes that hard work, rather than creative genius, is the true source of innovation. Ben East of "The Observer" wrote, "[Ashton's] well chosen examples reinforce the idea that there is no magic or myth to creation or discovery, making this an approachable, thought-provoking book that encourages everyone to be the best they can be." Christine Sismondo of the "Toronto Star"