I didn't think this was uncommon knowledge to be honest. But come to think of it a lot of people probably don't consider this properly.
They just see a player with omega-itemlevel and uber-experience and invite them over someone else in a heartbeat without stopping to think or ask what that person is doing there and how long they will be in for.
As Evo stats, be clear. Extra clear. What may seem basic to you, well may be lost on others. Make your description as clear as possible.
Oops, top part was a quote.