Facebook's Revenue Dreams For WhatsApp Are Under Threat — From Old-Fashioned SMS
"For much of the past decade telecommunications giants like AT&T, Verizon or Vodafone were on the back foot. Social media companies like Facebook and Twitter freely ran their services for billions of people on their infrastructure, making fat margins on advertising and siphoning away a controversial but important source of revenue: SMS fees.
Telcos may finally be getting their revenge. Their revenues from hosting business messages through SMS are getting larger..."