The abstract from bud.com may be of interest

bud.com is an experiment to turn our personal data trails into a playfield for a web-based massively-multiplayer online game. Call it passively multiplayer – the reality of communication networks. Already, Web 2.0 and social networking sites keep track of our relationships and communications. bud.com proposes to make that web more engaging through surveillance with non-threatening stakes: browser-based multiplayer play.

This could be another use for the attention recorder. View the single-player information architecture diagram at full scale and you’ll in fact see a placeholder called Attention Trust.

The link from AT to surf patterns to disposition caught my eye. How will be discern disposition from clickstreams?