Complex storytelling deepens the appeal of today's video games writes: "While still seen by many as mindless entertainment, video games are taking on greater depth and surpassing the worlds fleshed out in many novels through the art of storytelling.

Drew Karpyshyn, 37, head writer for the Edmonton video game company BioWare, is working on the second and third instalments in a trilogy of science fiction role-playing titles. The first game, Mass Effect, was released last year and quickly became a best-seller and award-winner.

"There's a huge amount of content, more than you would find in a movie or a book," Karpyshyn says. "So you need an enormous amount of writing to flesh that out and really make the experience resonate."

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