At least one major flaw came up: FirstNet.[1] Apparently they contracted with AT&T and in their infinite greed allow commercial SIMs to attach to Band 14.[2] So

At least one major flaw came up: FirstNet.[1] Apparently they contracted with AT&T and in their infinite greed allow commercial SIMs to attach to Band 14.[2] So all prisoners apparently have to do is get AT&T service. AT&T: where your bars are imaginary but your bill is real. [1] https://en.wikipedia.org/wiki/FirstNet_Authority https://en.wikipedia.org/wiki/FirstNet_Authority [2] https://www.fcc.gov/ecfs/document/10503031430991/1 https://www.fcc.gov/ecfs/document/10503031430991/1