A look at some of the big stories in mobile today:
— RIM/O2: Not a great week for BlackBerry maker Research In Motion. On top of the bad financial results, when the company’s new PlayBook tablet went on sale this week in the UK, one of its named retailers, the mobile operator O2, said it decided against stocking it for now, citing issues with the end-to-end customer experience.
— iTunes Match: A compelling look at how one small label has opted out of Apple’s new cloud-based music matching service, and the argument for how it legitimizes piracy.
— Android tablets: Marco Arment, creator of the reading app Instapaper, rips into a review of the new, bigger Samsung Galaxy Tab to expose some of the biggest problems today for tablet makers…Apple (NSDQ: AAPL) excluded. Original review here.
— Mobile ads: Gartner forecasts that mobile advertising will bring in $3.3 billion in revenues worldwide in 2011, more than double the take in 2010. Maps and search are leading the pack of ad formats in terms of sales.
— Spotify: Hints that the European streaming music service Spotify may finally be getting a launch date for the U.S., according to remarks made at a conference by its general manager, Jonathan Forster.
— Out There/T-Mobile: European mobile advertising company Out There Media has launched in the U.S., and has announced T-Mobile USA as its first key customer: Out There will be powering T-Mobile’s “More For Me” daily deals service, both through its Android app and via offers directly to the handset.