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Great video (with so-so quality audio) explaining drive testing vs crowdsourcing.

https://www.wirelessweek.com/videos/2017/10/tuesdays-roger-weighing-pros-cons-different-network-testing-methods

"Fastest LTE network" is sort of a misguided claim to make when it not only sources uncontrolled voluntary sources (speedtest apps) but fails to take into consideration any additional variables like...