I currently use R, but I used to have it bound to Esc.
This was probably because it made sense to me, because Nexus = Escape…
…which would’ve been fine, if it weren’t for THIS
~
button, which is right underneath the Escape key, and was bound to opening Guild Chat.
I vividly remember dying on a Knight perfectly fine by opening GChat that way. I think that was the second knight I’ve ever made.