Scroll wheel input (switching weapon for example) is blocked when chatting, which could be used for chat related functions.
Here's are some options that I can think of:
#### 1. Scrolling chat.
This probably makes the most sense, many players still don't know you can page up/page down. Although, the current setup of chat pages is exclusively designed for page up/down, scroll one page per scroll is probably too much.
#### 2. We can use scroll wheel to quick select people.
With th...