MetaMotion RL head tracker for macOS using bleak/CoreBluetooth (the Mbientlab
metawear SDK does not run on macOS). Streams the on-board BSX NDOF fusion
quaternion, or with --vqf streams the raw IMU and fuses on the host with VQF.
Sends OSC to IEM SceneRotator (/SceneRotator/quaternions), SPARTA (/ypr) and
APL Virtuoso. Battery and RGB-LED status, tare via Enter or the device button,
auto-reconnect, clean shutdown. Includes README, MIT LICENSE, protocol doc and
an OSC monitor.