What is the payback period on the proposed phone app for a favorite sports team? The estimated cash flows appear below. (note: payback is in years; round to 2 decimals) Year 0 cash flow =86,000 Year 1 cash flow =32,000 Year 2 cash flow =28,000 Year 3 cash flow =22,000 Year 4 cash flow =24,000 Year 5 cash flow =29,000 Year 6 cash flow =26,000