Microsoft Corporation is considering investing in a new project. The project requires an initial investment of $500,000 and is expected to generate cash flows as follows:

• Year 1: $100,000
• Year 2: $150,000
• Year 3: $200,000
• Year 4: $250,000
• Year 5: $300,000

Calculate the payback period for the investment and assess its attractiveness based on this criterion for Microsoft Corporation.