There is a genuine patent Microsoft applied for in 2019, numbered W0/2020/060606.
The patent is for a system where tasks are given to users, on completion, can be rewarded with cryptocurrencies. Information is collected from a sensor.
The patent does not mention exactly what sensor but does mention the possibility of it being cell phones, tablets, laptops, smart devices. It does not rule out other devices.
Revelation 13:18: King James Bible
Here is wisdom. Let him that hath understanding count the number of the beast: for it is the number of a man; and his number is Six hundred threescore and six.