We did a very short highlight video of the differences between Sugar 6 and 7. Check it out here and feel free to contact me if I can help further. We've helped with several upgrades for some complex clients.
Moving forward there are two ways as to how we are looking at our road map. For the near to medium term, we will be focused on improving our integration with our partners. Longer term, we might choose to selective improve or add functionality to fill any gaps from our partners' offering and our customers' needs. But at best, and as it says, it is longer term and not on our road map.