The article says certain extensions block the referrer, thus producing the manual link to click. I don't believe Safari Extensions can muck with the referrer th

The article says certain extensions block the referrer, thus producing the manual link to click. I don't believe Safari Extensions can muck with the referrer that way, in terms of affecting resource loads I think it's limited to allow/deny. And besides, Twitter never showed me a manual link, it was just a completely blank page.