Nobody wants to hear that a startup is doomed from the start. After all, entrepreneurshave to be beacons of hope and positivity to keep going when the going gets tough. Sometimes, however, the odds are simply stacked too high. Recent research from Boston University and Switzerland has brought the hammer down on one marketplace in particular — digital goods. Part of being a successful entrepreneur is balancing optimism with realism. Let this reality check be just what you need to steer your startup in what may be a safer direction. Related: 8 Pricing Strategies for Your Digital Product Les mer her