What are the key weaknesses of the Square and PayPal mobile card-swiping solutions have in the mobile payment market?

The Mobile Payment Marketplace:

1. What is the value proposition that Apple Pay offers consumers? How about merchants?
2. What are some of the limitations of Apple Pay that might prevent its widespread adoption?

3. What advantages do the Square and PayPal mobile card-swiping solutions have in the mobile
payment market?

4. What are the key weaknesses of the Square and PayPal mobile card-swiping solutions have in
the mobile payment market?

5. What strategies would you recommend that Apple pursue to assure widespread consumer
adoption of Apple Pay?