<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.sekta ya simu ya mkononi baada ya uvumbuzi imezalisha mabilioni ya fedha dola na kuwaokoa mamilioni ya watu, wakiwa nyumbani na kazini, kwa kuwawezesha kuwasiliana popote, wakati wowote na kupata huduma kwa haraka na sahihi.  <response>: cellular telephony has spawned a multi-billion dollar industry and has freed tens of millions of people, both at home and at work, to communicate anywhere, any time. 