Besides being able to play games months ahead of release at events like E3 and PAX, there is something else cool about playing early demos of games – you can see them evolve. To the general public most games are never seen in their early form outside of maybe one or two early trailers which obviously show the game in a state where it’s only been in development for a couple of months as opposed to two or three years. Sometimes seeing a game a mere two months later at an event can be a complete night and day experience since things will either be refined and touched up or somehow
