Every day, we’re seeing reports that consumers across the country will be dropped by their health insurance companies on Jan. 1 or another date in 2014. But two central questions remain: First, just how many people will be affected? Second, and more importantly, is this a good or bad thing? We don’t yet know the answer to either question, although the answer to the first question is surely a big number. Here’s where things stand: A minimum of several hundred thousand people with individual health insurance policies (those not provided by their employers) have received letters notifying . . .