A commenter (named Charles) in this article on TechCrunch had this to say:

Use Firefox and download the “Block Site” add on [both are free]
Enter this url into the Block Site add on: facebook.com/beacon/*
with the customary http section first
This will permanently block the beacon from every functioning, anywhere.
keep rockin it Mozilla dev community

The moral of the story: on the Internet, the user gets what they want. If you don't give them what they want, someone else will. It's why capitalism works in the first place -- and why DRM, Facebook, and Apple don't. -- KM



With Facebook making changes to its Beacon program, users will see a new set of options every time they interact with a “Beacon Affiliate”. This is what you’ll see:. Notification. Facebook users will see a notification in the lower ...

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