"There is no good reason to use feather angle on your paddle," said Oscar Chalupsky (in his usual assertive manner.) The surfski.info forum has seen something of a debate raging on this topic in the last couple of weeks; I knew that Oscar had been encouraging beginners to use zero feather, so I called him to ask for his views.
I was lucky enough to get my hands on the upgraded Epic Mid-Wing Paddles recently. The new model has strengthened blades and a lever length-lock.