> Become the messaging backbone for the Internet. That's plenty of scale to go after.

Where's the money in that, though?

I hope they don't. The last thing we need is a proprietary solution for "the messaging backbone for the internet". =/

Pretty sure that's the basis of removing the 140 char limit for DMs. Some people are way more likely to use Twitter than an 'SMS' type messenger that wants phone numbers that they don't know.