Hold on to your hats, HaLow is here

&#xA;I’ve been waiting a long time for WiFi HaLow (802.11ah) to show up. For the unaware, this is a standardised variant of WiFi using the 900 MHz ISM band to provide range over 1 km with a corresponding lower throughput—up to tens of Mbps.&#xA; &#xA;&#xA; &#xA;The standard was published in 2017 but for a long time the only available hardware was pretty specialised and I stopped paying attention.…