Quote from: nomodeset on August 07, 2012, 07:59 pmQuote from: pine on August 02, 2012, 01:57 am==>> What we really want, is a way then, to distinguish responsible SR users from non-responsible ones in a rigorous manner.Why not add math captcha before registration, say:Integral of exp(-x)The example is simple and will not cause problems for adults. It is also possible to write some tasks on Fourier series or Bessel functions. If the kids will get used to solving simple math tasks, we can take some selected tasks from Donald Knuth. One must write the answer in TeX and submit it in given time. Kids would not answer, yet there will be another problem: the number of Silk Road users would decrease 10 times.Some simple tasks from Donald Knuth huh? At least if you get busted when you get out of prison you'll be able to hack into the government's computer networks and schedule a demolition order on DEA HQ in between unifying all of physics with a field theory and somehow making Justin Bieber less annoying.