A. Thanks for the link, I'll check it out, but the answer seems to be 'very little'
B. Do you have a strategy for bookmarking posts about all of these issues? It strikes me that it would be a useful project to go back through some of the debates and summarize some of the arguments: but some of the best are in comments, which I don't think you can bookmark easily?
C. I'm saving some SBDs to have a crack at accessing the database to make various inquiries, is it still $10SBD/ month to @arcange for the privilege?