When speed dating you have to 'sell yourself' in a small window of time, 2-5 min, enough to get the person to want to hang out with you again. Gaming is very similar...
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Stranger Chats
“When I think about it every great thing that happened in may gaming career (GaymerX, D&D Adventurers League, Podcasts, Gaming at Conventions, even this venture of professional GM) has happened because I reached out to strangers.”