Not that there's anything wrong with wanting challenge for the sake of challenge, but it does make things that much more confusing when people are tr… - Derek Yu

That's a type of game that I really like, is one that grows on you a lot over time, and your understanding of it feels like it's on an exponential curve. I just hope that enough people are willing to give [Spelunky] a chance, [who may] not be used to that.

The "joy of discovery" is one of the fundamental joys of play itself. Not just the joy of discovering secrets within the game, but also the joy of uncovering the creator's vision. It's that "Aha!" moment where it all makes sense, and behind the world the player can feel the touch of another creative mind. In order for it to be truly joyful, however, it must remain hidden from plain view— not carved as commandments into stone tablets but revealed, piece by piece, through the player's exploration of the game's rules.

My worry is that as players we've grown too comfortable with being comfortable. We revel in being consumers of products, rather than contributors to a rapidly-evolving art form. [...] We've gone from asking "How does this game play?" to asking, "Does this game play the way I want it to play?"