Three of today’s styluses come from the same company: Elago, which originally released an inexpensive but completely generic and overpriced stylus called just Stylus. Thankfully, each of the new styluses is comparatively distinctive. Stylus Slim ($20) is a 4.9”-long anodized aluminum tube in your choice of six colors, each shipped with a set of two identical screw-in metal and rubber tips. StylusPick ($15) is a rounded triangular-shaped…