Well, for a smooth user experience in the times you do use them - as the article...

Cthulhu_ on Sept 8, 2014 | parent | context | favorite | on: Moto 360 review – Beautiful outside, ugly inside

Well, for a smooth user experience in the times you do use them - as the article points out, scrolling is kinda jagged in this device, possibly due to sub-par hardware (or the OS isn't tweaked to the available hardware).