So will being able to do everything faster on mobile let us get back to other things -- or will it just allow everyone to do more, continuously?

It seems like announcements about new mobile wallets and mobile payments are occurring with increasing frequency. At SXSW in Austin recently, a panel on mobile payments tackled the issues of the why and when of mobile payments.

Mobile is truly a global phenomenon, but all markets are not yet in sync. This can pose some interesting challenges for both marketers within each of the geographies as well as visitors who travel outside their mobile home base into another market.