The first-impressions game for web 2.0 startups (turn web site reviews into a fun activity)

Why not build a first-impressions games for web 2.0 startups?

See for example http://listengame.org and http://espgame.org for ideas on how this could be done.

New restaurants need anonymous and confidential reviews more than web 2.0 startups do. Aren't 1000's of blogs already writing about the latest web startup?