====== Background ======


  * :!: [[https://www.hackster.io/mithun-das/pet-activity-tracker-using-xiao-ble-sense-edge-impulse-858d73|Pet Activity Tracker using XIAO BLE Sense & Edge Impulse]]
  * https://www.edgeimpulse.com/blog/activity-trackers-unleashed-a-tinyml-wearable-device-for-pets/