The Apple Pencil lineup is a mess, so here's a guide to which one you should buy

Apple unveiled a slew of new iPads on Tuesday, and the updates have brought a bit more clarity to the company's tablet selection. Yes, there are still six different models in total, but the lines separating those slates are more firmly drawn: You have a good option (the base iPad), a better option (the iPad Air) and a best option (the iPad Pro). Both the Air and Pro are available in 11- or 13-inch frames, but those SKUs are more or less identical outside of their size. The iPad mini, meanwhile, ...