If they can do it to protesters who are protesting police shootings then they can, (and eventually will) use it against others. And the cell companies will willingly hop in bed with them, as they did in this case. Coming soon to a protest near you....
S.F. subway muzzles cell service during protest | InSecurity Complex - CNET News
S.F. subway muzzles cell service during protest | InSecurity Complex - CNET News