Starting over with a new account is easy to do, with the only hurdle being preserving the use of your old account name if you desire to, since the system will only allow one instance of the same username to be used.

There are two main approaches you could take to migrating data from KA to CD. If you don’t mind introducing new classes for your model, you could leave the existing KA classes as they are, read in the whole legacy KA file, and then walk through the object tree, generating your CD objects as appropriate.