Here's one small contribution. All version of Google Chrome prior to somewhere in Chrome 13 did not send a referer header when a link was opened in a new tab:

Here's one small contribution. All version of Google Chrome prior to somewhere in Chrome 13 did not send a referer header when a link was opened in a new tab: http://code.google.com/p/chromium/issues/detail?id=1935 http://code.google.com/p/chromium/issues/detail?id=1935