M2 m Sims vs. Mobile Sims

Gone are those days when people looked at human connectivity across borders through mobile phones as the eighth wonder. Present day is witnessing communication between machines and devices and that too without a human hand .Was this ever imagined? This has been made possible with nextm2m sim cards which enable them to talk with each other even at tough times. However hard and harsh the environment is, the m2m connectivity is never interrupted.