>Mass-produced sensors now cost less than a dollar apiece, even for hobbyists; high-speed broadband and cheap cloud computing mean that a city can collect and a

>Mass-produced sensors now cost less than a dollar apiece, even for hobbyists; high-speed broadband and cheap cloud computing mean that a city can collect and analyze reams of data in real time. Does the author believe 'sensors' is a term for some generic commodity product akin to rice? Yes, some sensors cost less then a dollar (but some sensors have cost less than a dollars a piece for decades) but other sensors (I.e. LIDAR, EDS, neutron detector) cost thousands.