Social Media:

• Facebook launches new mobile web standards initiative, easier payments for the mobile web.

• TweetReach reveals Twitter’s Oscar buzz: Over 2 million tweets with a spike of 18,718 in one minute.

Mobile Computing:

• Mobile World Congress day 1: What you missed.

• Google to 'double down' on Android tablets in 2012, says Andy Rubin.

• Android crosses 850,000 activations per day with 450,000 apps in the store.

• Nokia world's largest Windows Phone OS smartphone vendor in Q4 2011.

• HTC CEO tells analysts to mind information 'gap'.

• Adobe plans to launch Photoshop Touch on iPad.

Privacy:

• Facebook users getting better at managing privacy, study finds.

• Facebook denies accessing users' text messages.

• Google data policy raises privacy worry.