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Mobile Minutes: Bluetooth upgrades; Facebook vs. Snapchat; KFC delivery; New York Wi-Fi expansion

The growing number of connected devices, smartwatches and home appliances has pushed Bluetooth to its limits. That means it?s time for another upgrade to the 21-year-old wireless communication standard.

Facebook is experimenting with disappearing messages, a feature that would directly compete with messaging start-up Snapchat.

Colonel Sanders wants to come to your home: KFC said it will start delivering its buckets of fried chicken to customers in two U.S. cities. It will be the first time the chicken chain has delivered in the United States. 

Governor Andrew Cuomo today announced the expansion of Wi-Fi service to 21 more subway stations in the Bronx and 16 in Manhattan.