If you need an answer quickly, you'd end up asking the same question to multiple people. Then, multiple people will take the time to read and respond. This take

If you need an answer quickly, you'd end up asking the same question to multiple people. Then, multiple people will take the time to read and respond. This takes up a lot more time than just probing for 'Hi'. And, since when does anyone wait for a response in a chat channel!?