Correct. MATH SAYS (I'm tired, I could be off) =
With 0.3%, if you had 100 coins, and all you did was click the bank every day, at the end of one year, you would almost triple it (298).
With 2%, (which is what I had), after 1 year, 100 coins would give you over 1000 coins (1,337 to be precise...