Using tech to work while you drive is a great concept. But for the time being, it’s widely accepted that sending and checking e-mail or texting while behind the wheel is very unsafe.The temptation is great, of course, to sneak a peak at your Blackberry or iPhone to check messages or to take a call, especially when stuck in stop-and-go traffic, even though it is illegal to do so in many states and despite the tremendous risk. According to the results of a Pew Research Center survey, 27 percent of all American adults sent or read text messages while driving in 2009.However, General Motors and Ford are developing alternatives they say will allow drivers to continue working safely while behind the wheel. With voice-enabled commands, drivers should eventually be able to check e-mail or text without posing dangerous risks to themselves or others, Ford and GM say.Ford’s Sync infotainment system currently allows for selected smartphone applications to run on a dashboard console. At the Consumer Electronics Show earlier in January, for example, Ford unveiled its MyFord Touch for Sync. The system, among other things, allows drivers to select music and routes for GPS-guided navigation on dual 4.2-inch LCD screens with…