There is. First posts, high user id's on web forums, what's your slashdot ID? karma scores on HN or reddit, number of followers on social media. Some of the

There is. First posts, high user id's on web forums, what's your slashdot ID? karma scores on HN or reddit, number of followers on social media. Some of these are hard to fake, some are not. Just 2 days ago, I saw a "stolen tweet", someone in another country took a funny tweet from someone else in a different country, changed the details to match his locale and got lots of likes. We see this in reddit, where people are called out for reposts and posting as if it was their own experience. What is real, what is fake?