Changes

[[File:GoodWatch and PCB.jpg|none|thumb|GoodWatch assembled and PCB with processor]]

[https://goodwatch.org/posts/introducing-the-goodwatch/ GoodWatch], a project by [https://twitter.com/travisgoodspeed Travis Goodspeed] to replace the innards of a Casio calculator watch to add additional functionality, notably a transmitter/receiver using a TI CC430F6137.