The other person isn't necessarily waiting for the response. At the least, its a communication that you are about to ask them something, i.e. check back here in the next minute or so while I type out my question. Also, "Hi" is a good way of finding out if a person is present, sometimes you might ask to call them instead of typing your question. It also might be the case there are multiple people who can answer the qu…
> At the least, its a communication that you are about to ask them something, i.e. check back here in the next minute or so while I type out my question. This is part of what makes it such poor etiquette. You've created this ambiguous, open-ended distraction for the other person. You expect them to divert focus away from what they're doing so they can poll the chat channel waiting for you to get your thoughts in orde…
They don't need to poll a channel, most chat applications will pop up a notification when a message appears.
What they can poll is the chat app icon, and to not be AFK in the next few minutes.
What would be the purpose of providing more context before actually asking a question?