This is brilliant. They've basically taken the concept of our BostonSafe TM plugin and brought it into the real world. The video explains it all.

Of course, this could backfire: Boston could require pretty much every device that appears in public to be able to declare itself bomb-free at will. Don't think somebody hasn't proposed this.

For more info check out Sternlab's page on the project.

Direct link for the feedreaders.

Found via MAKE.