There is the equivalent at gaming conventions. I remember at games expo (Birmigham UK) playing an alpha version of a game in the main convention bar one even

There is the equivalent at gaming conventions. I remember at games expo (Birmigham UK) playing an alpha version of a game in the main convention bar one evening. While reminds me I really must try and put some of my ideas for doing a 'Allo 'Allo! / Colditz mash up