Originally Posted by
foxrumor
If you're bored, you can always play on another sever or solo by opening a second client. As far as I am aware, there are no rules against multi-clienting with the same account.
that doesn't work with the steam version + some people have pcs that are too old they can't handle opening two clients + it's a bit inconvenient either way + the point is people can watch you play without you having to stream it.