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A new Air Velocity Sensor breakout has Rob climbing through the vents, the RTK Express has a new kit, and SparkX brings MicroMod to the Feather format.
One of the cool new sensors we learned about at CES is the BMV080 - it is the smallest particulate matter sensor available and has several applications to support monitoring indoor and outdoor air quality. Bosch Sensortec had a couple of demos at their booth to demonstrate the capabilities of the sensor.