I’ve always thought my grandmother was a remarkable person. At age 92 (sorry to publish it, Gma), she is pretty hip — drives a Lexus, plays a mean game of bridge, carries a cell phone, and until recently, used WebTV. She was getting tired of the slow connection via dial-up, so Mariquita and I gave her an old laptop we had and installed a cable modem (I have to commend Cablevision of Westchester/Optimum Online on a very smooth and easy installation process), so now she’s the world’s newest computer user. Those of us who work with computers every day take some of the basics for granted, but if you’ve never used Windows or a mouse before, this stuff is not…