▁be ▁inserted ▁into ▁many ▁types ▁of ▁every day ▁products ▁without ▁significantly ▁increasing ▁the ▁price , ▁and ▁can ▁be ▁used ▁to ▁track ▁and ▁identify ▁these ▁objects ▁for ▁a ▁variety ▁of ▁purposes . ▁ ▁Some ▁companies ▁appear ▁to ▁be ▁" tag ging " ▁their ▁workers ▁by ▁incorpor ating ▁R F ID ▁tags ▁in ▁employee ▁ID ▁bad ges . ▁Work ers ▁in ▁U . K . ▁considered ▁strike ▁action ▁in ▁protest ▁of ▁having ▁themselves ▁tag ged ; ▁they ▁felt ▁that ▁it ▁was ▁de human izing ▁to ▁have ▁all ▁of ▁their ▁movements ▁track ed ▁with ▁R F ID ▁ch ips . ▁Some ▁critics ▁have ▁expressed ▁fear s ▁that ▁people ▁will ▁soon ▁be ▁track ed ▁and ▁sc anned ▁everywhere ▁they ▁go . ▁ ▁On ▁the ▁other ▁hand , ▁R F ID ▁tags ▁in ▁new born ▁baby ▁ID ▁bra ce lets ▁put ▁on ▁by ▁hosp it als ▁have ▁fo iled ▁kid n app ings . ▁ ▁In ▁a ▁ 2 0 0 3 ▁editor ial , ▁C NET ▁News . com ' s ▁chief ▁political ▁correspond ent , ▁Dec lan ▁McC ull agh , ▁spec ulated ▁that , ▁soon , ▁every ▁object ▁that ▁is ▁purchased , ▁and ▁perhaps ▁ID ▁cards , ▁will ▁have ▁R F ID ▁devices ▁in ▁them , ▁which ▁would ▁respond ▁with ▁information ▁about ▁people ▁as ▁they ▁walk ▁past ▁sc ann ers ▁( what ▁type ▁of ▁phone ▁they ▁have , ▁what ▁type ▁of ▁sho es ▁they ▁have ▁on , ▁which ▁books ▁they ▁are ▁carrying , ▁what ▁credit ▁cards ▁or ▁membership ▁cards ▁they ▁have , ▁etc .). ▁This