“Could become”

Already is and widely used for exactly what the article worries about

bnjms 5 hours ago | parent | next [-]

Can you say what products make use of this technique? i.e. is it well known like Juniper Mist or not publicly available?

	▲	pimterry 4 hours ago \| parent [-]
		There's a big difference between 'presence detection' and 'tracking individuals'. Both in terms of tech and privacy impact.

srcreigh 5 hours ago | parent | prev [-]

Source?