@gunrunnerjohn posted:No shift key needed, just type the @ and then the user name. For example, @walt rapp. As you continue to type, it'll narrow down the choices until you see the desired member name.
Click on that name and the link is established.
Interesting; that also works on another train forum based in the UK that I am on. The day is a total loss if one does not learn something!
EDIT: This must be some standard coding as the UK forum does not use Crowdstack.