MWC: NTT DoCoMo and SK Telecom's NFC tickets, mobile infographics and smart learning robots.

(From Guardian Unlimited)

Mobile World Congress has started, with delegates already charging around Barcelona's Fira complex grabbing fistfuls of collectible Android pin-badges -- once again, Google is gamifying the show, while driving foot traffic to its partners' stands.

Savvy showgoers are also stopping in at the stands of Japanese operator NTT DoCoMo and Korean operator SK Telecom, though, to see what new mobile technologies they're showing off. While some are quirky and unlikely to travel well beyond their domestic markets, others offer a glimpse of what lies ahead in the West.

File under quirky NTT DoCoMo's "mobile infographics" app. It's a …