My Kindle Keyboard (3rd gen) from 2010 still works fine. After upgrading to a higher-capacity battery, it actually performs better (i.e. lasts longer between ch

My Kindle Keyboard (3rd gen) from 2010 still works fine. After upgrading to a higher-capacity battery, it actually performs better (i.e. lasts longer between charges) than when it was new. The best part is I'll always have the reliable USB file transfer option.