A while back, Clay Shirky argued that watching TV is like being an alky and that the Internet is the 12-step cure. Now, Daniel Markham, in his post Technology Is Heroin, says the cure is worse than the disease. If watching television is like sucking on a bottle of gin, using the Net is like mainlining speedballs with a dirty needle. Both men claim to have history on their side. You be the judge.