Many moons ago I ran a site called ETF Timing that automated technical analysis against ETFs. There is so much wrong with this I don't know where to start. Bu

Many moons ago I ran a site called ETF Timing that automated technical analysis against ETFs. There is so much wrong with this I don't know where to start. But this seems common these days, I think it's due to the influx of inexperienced traders who have no proper statistical background. I'll let ryanmonroe point out the first glaring problem with these types of simple "algorithms": https://news.ycombinator.com/item?id=27415821 https://news.ycombinator.com/item?id=27415821