Roundup: Regulators put Google-ITA deal under the microscope, Tesla stock plummets below $17, and more

Here’s the latest action:

Regulators to probe Google-ITA deal — The union between the search giant and the flight information software maker has raised a lot of eyebrows since it was announced last week. Now rumor has it that the Federal Trade Commission and Justice Department will be reviewing the acquisition for antitrust violations.

MobileMe iDisk coming to iPad — Apple just pushed a new update to its MobileMe iDisk application, making it compatible with the iPad. This new version for the iPhone also added multitasking, retina display and support for iBooks.

RIM ready to launch Twitter for Blackberry — Research in Motion is launching the full release of its Twitter client for Blackberry after a short beta period. It will roll out regionally tonight and tomorrow night, CNet reports.

CrowdStar grows executive team — The social game developer added four new members to its executive suite today, including Pete Hawley as vice president of product development, Mark Hull as vice president of product marketing and community, Mike Ouye as vice president of monetization and merchandising, and Robert Einspruch as director of business development.

AT&T bats down fast upload speeds — Just when it seemed like the carrier was finally doing something good, supporting ultra-fast upload speeds for Apple’s iPhone 4, it has capped them at 100 kbps, a tenth of what they were previously.

Amazon bags patent for dual-screen e-reader — The boom might have just come down on Barnes & Noble’s Nook e-reader. Amazon just got granted its patent on e-readers with two LCD displays — a patent that could be extended to any device that includes an electronic paper display next to a smaller LCD display. Engadget has the details.

Apple studies iTunes buying patterns — The iPhone maker is researching the buying habits of 150 million iTunes customers in order to revamp its iAd mobile advertising platform and gain an edge on Google and Android. BusinessWeek has more.

Verizon ad takes shot at iPhone antenna issues — Kicking Apple while it’s down, Verizon has run a new advertisement for its Droid X phone in the New York Times making fun of the iPhone 4’s reception problems. The full-page ad includes the text, “And most importantly, it comes with a double antenna design. The kind that allows you to hold the phone any way you like and use it just about anywhere to make calls.”

Software update won’t fix iPhone 4 antenna glitch — AppleCare confirmed to Gizmodo that the forthcoming iOS update will not solve the iPhone 4’s transmission and reception problems. Apparently, the same fixes that infuriated iPhone buyers over the last couple of weeks have been proffered again: hold the phone differently or buy a case.

Tesla Motors stock dips below $17 — Since its market debut a week ago, the electric car maker has seen a steady decline in its share price. Today, it fell below $17, the amount the stock was originally priced at, and it’s expected to drop further. Earth2Tech looks at what this means for the company and green IPOs.