Even I, whose cell phone languishes unanswered, have become a techie: There’s nothing I like more than hooking up a new gadget, or network, or solving a problem with my satellite, laptop, iPod, or TiVo. I spend far too much time pondering the various bits of equipment I need to layer 1s and 0s in a series of grids over my new study, so I can access whatever information I want, whenever I want it, in whichever medium I need it. I wish they could all be visible, on a transparent, people-sized ...