Twilio buys video apps software; unveils call-quality features

By Eric Auchard FRANKFURT (Reuters) - Twilio Inc. isn't a name many consumers will recognise, even though it has recently led a modest revival in the U.S. market for technology initial public offerings by nearly quadrupling in value since its stock market debut in June. The software maker is making a small acquisition on Tuesday that promises to allow customers ranging from big consumer messaging apps to telecom operators and retailers to reach billions of consumers with new video messaging feat