[schoen]

An offline analogy might be "I didn't want to stand out in a crowd, so I had a friend carefully embroider a custom mask that was thoroughly different in every respect from my normal appearance, and I started wearing randomly-chosen items of clothing bought at thrift shops every day".

[dmarti]

Tor Browser Bundle is working on this: "Design Goal: All Tor Browser users MUST provide websites with an identical user agent and HTTP header set for a given request type. We omit the Firefox minor revision, and report a popular Windows platform"

https://www.torproject.org/projects/torbrowser/design/#finge...

Maybe just make their User-Agent the standard?