Apple Watch 'particle cloud' pairing method likely revealed in new patent

Lost amidst a sea of flashy hardware technologies introduced with Apple Watch was a new image-based pairing technique distinguished by a "particle cloud" effect. On Tuesday, Apple received a patent detailing what appears to be the bedrock of this unique pairing procedure, hinting at its use in future products.

Mikey Campbell | AppleInsider

In addition to making it easy to pair Apple Watch, I'm impressed by how much effort went into the animations - something that most customers will only see once. Super cool.