[tyingq]

I think we're missing something like WeChat that has general appeal across age groups and doesn't come with FB intrusiveness. Well, and the harder part...that has all your friends/contacts using it.

[rahimnathwani]

One advantage of SMS I forgot: there's no gatekeeper, so any person/company can send messages without restriction.

And one disadvantage: there's no gatekeeper, so any person/company can send messages without restriction.