Apple’s new Mac OS X Lion has already reached the 1 million download mark, within its first day. Apple reports that this is the fastest-selling OS in the company’s history. [Apple]

Google has confirmed the existence of Google Games as a feature of Google+ in one of their help articles. Slash Gear reports that Google will provide APIs to third-party developers, and speculates that the game stream could collect Android game info and act as an online leaderboard. It appears that the games will be kept out of the main Google+ stream, as the help page says “if you’re looking for updates shared from games, check out your Games stream.”

Lollapalooza, the Chicago summer music festival, is offering festivalgoers some exciting features on its official app. Courtesy of GroupMe, the Lollapalooza app now features group texting. The group texting option will allow festival visitors to easily communicate with their friends to better organize their Lollapalooza experience. The app also includes Lolla radio stations, a lineup schedule and band information. The app is available for iPhone and Android. [Mashable]

A service called Kindlegraph aims to bridge the gap between the convenience of e-books and the singular physical nature of real books. TechCrunch reports that with Kindlegraph, your favorite author can sign your favorite book, even if you bought an e-reader version. The service uses Docusign’s technology to allow authors to digitally sign their works, and the signature (and any accompanying message) is forwarded as a file to the reader’s Kindle.

The National Institute of Standards and Technology has certified the BlackBerry PlayBook tablet, and it’s now approved for US government use. RIM’s tablet is the first to receive the necessary certification to be used by the government, fulfilling the security requirements for an institution that handles extremely sensitive information. [BGR]

Yesterday Google’s Vic Gundotra told TechCrunch that the way the company handled the Google+ brands pages was “probably a mistake.” Given the backlash Google is currently receiving for their poor handling of Google+ business accounts, it’s good to hear Google acknowledge their mistakes. Google warned Google+ users that the service is currently for real people only and that brands would be shut down, but when the culling happened yesterday, no one seemed prepared. Furthermore, a few people were extremely vocal about their displeasure with the situation. Possibly because the situation hasn’t exactly gone the way it was announced.

Online marketplace Etsy is experiencing yet another shakeup in its leadership lineup: founder Rob Kalin is stepping down from his role as CEO, to be replaced by current CTO Chad Dickerson. AllThingsD reports that Dickerson plans to make the company work “faster and more purposefully,” which will include, in his own words, “taking risks.”

Reputation.com is an online privacy start-up company that has raised $41 million in funding. The new round of funding was led by August Capital. Insight Capital, Jafco Ventures, Kleiner Perkins, and Bessemer Venture Partners also participated in this round. This brings the company revenues to over $65 million. This is the company’s fourth round of funding.