zlacker

It’s not countries mandating a minimum price (although regulators often impose a maximum), but the carriers themselves.

> If you are drawing as much billable traffic as you are sending

SMS verification traffic is usually unidirectional, so that’s very unlikely to be the case.

>>lxgr+(OP)
Yes but in this case we are describing old-school Twitter, in which people made their tweets via SMS. That's why it was easier for them to make these deals.