Mobile devices are becoming integral for contactless payments, with the London Underground set to allow fare payments via NFC-enabled smartphones. Apple and IBM's partnership aims to deliver enterprise-grade mobile services, posing a threat to Blackberry's market as Ford transitions employees to iPhones. Additionally, Xiaomi has rapidly risen in the Chinese market by offering affordable alternatives to iPhones while innovatively modifying the Android OS, positioning itself as a potential future leader in mobile technology.