You get great apps for all devices (e-mail clients), notifications, encrypted direct messages, ability to send images/binaries/whatever, threaded communication, search, censorship resistance, filters, etc.
Real time chat channels are much better for fast moving ephemeral discussions and neither would I want that sort of thing in my inbox.
You get great apps for all devices (e-mail clients), notifications, encrypted direct messages, ability to send images/binaries/whatever, threaded communication, search, censorship resistance, filters, etc.