How to Geek: “In a box of old cables, I recently discovered an old 30-pin Apple charging cable that came with my iPad 2. It reminded me that I still had my old second-generation iPad lying around somewhere. After a bit of hunting, I tracked it down and charged it up. It still works just fine. I soon discovered there were several things I could no longer do with the outdated tablet, such as opening certain apps and websites. However, there are still several ways you can put your old iPad to good use…”