I disagree only because I've had real contacts with personal giants on twitter dozens of times and never won anything at a casino. While I do spend more time on

I disagree only because I've had real contacts with personal giants on twitter dozens of times and never won anything at a casino. While I do spend more time on twitter, I believe this effect is more common than your analogy allows. People into fringe academic topics are likely to see this effect more than people @ing along and kanye.