It’s not that difficult to see that Blackberry is having problems attracting developers to its platform, with only around 2,000 apps in its inventory since the App World opened back in April. Apparently, a 56% share of the US smartphone market just isn’t enough incentive to entice, given all the potential development nightmares that RIM’s varied range of devices creates. The company sat back through most of it.  With the iPhone well ahead and Google...