>Even though people have long experienced that you can call an iPhone from an Android or that a Vodaphone customer can call a Reliance customer, somehow people

>Even though people have long experienced that you can call an iPhone from an Android or that a Vodaphone customer can call a Reliance customer, somehow people aren’t bothered at all that “messaging” programs don’t interoperate. > ...if we had interoperability we would have had competition and after 30 years we’d see 30 years of progress... SMS has been popular and interoperable for at least two decades. The progress we've seen is MMS and the promise of RCS. The problem with building interoperability is that the innovators are innovating for their competitors.