Today in Tech: Is there a Google mole at Twitter? by JP Mangalindan @FortuneMagazine April 7, 2011, 2:07 PM EST E-mail Tweet Facebook Google Plus Linkedin Share icons A curated selection of the day’s most newsworthy tech stories from all over the Web. Sign up to get the newsletter delivered to you everyday. If you’re a Facebook user and a gamer, there’s no need to venture to Gamestop.com or a brick and mortar location anymore. The videogame retail chain opened shop on Facebook with a market powered by Adgregate Markets. Potential buyers will be able to purchase games, read product reviews, find store locations, and of course, “Like” and share items. (TechCrunch) In a blog post, Android creator Andy Rubin addresses recent reports that his operating system is supposedly becoming less open and the team is upping requirements and restrictions with hardware manufacturers. Writes Rubin: “There are not, and never have been, any efforts to standardize the platform on any single chipset architecture.” (Android Developers) Speaking of, Gartner Research says the Android OS will become the most popular operating system by the end of the year and command nearly half of the smartphone operating system market by end of 2012. (Gartner) Walt Mossberg over at The Wall Street Journal and AllThingsD reviews Samsung’s Series 9 ultraportable laptops and deems it the worthiest PC competitor to Apple’s MacBook Air line, although he takes issue with the comparatively higher price and significantly lesser battery life. (AllThingsD) HTC’s market cap, which is now more than 30 times what it was some five years ago, just surpassed Nokia’s — $33.88 billion compared with $32.84 billion, respectively. (AllThingsD) According to a recent Twitter PR tweet, the social network’s tweets per day jumped 41%, up to 155 million, which is 105 million more than where things stood a year ago. (ReadWriteWeb) Take this how ever you like, but TechCrunch alleges that Google may have a mole over at Twitter leaking information to the Internet giant, like job candidates for executive roles, based on sources saying that Google made a counter offer to an employee before the first offer had even been made. (TechCrunch) Don’t miss the latest tech news. Sign up now to get Today in Tech emailed to you each and every morning.