Just 7 percent of Brits think social media is a force for good and around one in three suspect that life would get better if all these sites were erased from the internet tomorrow.Or so claims Opinium Research, which describes itself as a “strategic insight agency.” It polled 2,000 adults and 1,100 parents in May and The Register’s major surprise is that more people of Britland didn’t want to see social media rubbed out.Some 42 percent surveyed said these networks are add