I wouldn't even call Discord/Slack/WhatsApp discrete categories of software anyway. They're all way more similar than they are different. So another entrant i

I wouldn't even call Discord/Slack/WhatsApp discrete categories of software anyway. They're all way more similar than they are different. So another entrant in the field doesn't need to be a X competitor vs a Y competitor; it can just be another messaging app that has a blend of functionalities available in other messaging apps.