▁Foundation ▁and ▁American ▁Civil ▁Libert ies ▁Union , ▁have ▁expressed ▁concern ▁that ▁by ▁allowing ▁contin ual ▁increases ▁in ▁government ▁surve ill ance ▁of ▁citizens ▁we ▁will ▁end ▁up ▁in ▁a ▁mass ▁surve ill ance ▁society , ▁with ▁extremely ▁limited , ▁or ▁non - ex istent ▁political ▁and / or ▁personal ▁fre ed oms . ▁F ears ▁such ▁as ▁this ▁have ▁led ▁to ▁numerous ▁law su its ▁such ▁as ▁He pt ing ▁v . ▁AT & T . ▁ ▁Some ▁critics ▁state ▁that ▁the ▁claim ▁made ▁by ▁supp or ters ▁should ▁be ▁modified ▁to ▁read : ▁" As ▁long ▁as ▁we ▁do ▁what ▁we ' re ▁told , ▁we ▁have ▁nothing ▁to ▁fear ." . ▁For ▁instance , ▁a ▁person ▁who ▁is ▁part ▁of ▁a ▁political ▁group ▁which ▁oppos es ▁the ▁policies ▁of ▁the ▁national ▁government , ▁might ▁not ▁want ▁the ▁government ▁to ▁know ▁their ▁names ▁and ▁what ▁they ▁have ▁been ▁reading , ▁so ▁that ▁the ▁government ▁cannot ▁easily ▁sub vert ▁their ▁organization , ▁arrest , ▁or ▁kill ▁them . ▁Other ▁critics ▁state ▁that ▁while ▁a ▁person ▁might ▁not ▁have ▁anything ▁to ▁hide ▁right ▁now , ▁the ▁government ▁might ▁later ▁implement ▁policies ▁that ▁they ▁do ▁wish ▁to ▁opp ose , ▁and ▁that ▁opposition ▁might ▁then ▁be ▁impossible ▁due ▁to ▁mass ▁surve ill ance ▁en abling ▁the ▁government ▁to ▁identify ▁and ▁remove ▁political ▁thre ats . ▁Further , ▁other ▁critics ▁point ▁to ▁the ▁fact ▁that ▁most ▁people ▁do ▁have ▁things ▁to ▁hide . ▁For ▁example , ▁if ▁a ▁person ▁is ▁looking ▁for ▁a ▁new ▁job