Grumpy Old Geeks Products Basis Product Basis 2 mentions in 1 episode A wrist-worn tracker described as measuring steps, sleep, heart rate, and skin temperature. Mentions 22: Bare Knuckle Geekery Aug 26, 2013 21:04 I think it's a basis ... a watch that's supposed to be super, super accurate. 21:58 The thing with the basis that drives me nuts, it's another wrist based pedometer.