> Facebook is a very good product - as a social CRM and messaging service, no one even comes close. No, not really. Messenger is the worst messaging app I am o

> Facebook is a very good product - as a social CRM and messaging service, no one even comes close. No, not really. Messenger is the worst messaging app I am obliged to use daily; perhaps tied with Slack. All of my friends with whom I’ve discussed this agree, but the sheer number of people we would like to chat with that use Messenger, plus Facebook’s refusal to support open standards, means Messenger’s quality is irrelevant.