>"I liked your column, tell me how to design the UI to implement such a data structure".
>
>This is probably the most common type of response that we see and are what we refer to as the "I am getting paid to do this but I expect you to tell me, for free, how I can make money and not give you anything back". We usually reply to such demands by sending copies of our consulting rates :) (For some reason we never hear anything more from those people).

Ha! So true (unfortunately)...