http://techcrunch.com – How popular is Apple’s Passbook, the new iOS 6 application that lets you store tickets, cards, and coupons in a mobile wallet-like interface? According to some early data from Branding Brand, the company that built the app for cosmetics and skin care brand Sephora, Passbook adoption is booming. In the first day following iOS 6′s availability, Sephora’s “Beauty Insider” card was added to 17,000 users’ Passbooks. Twenty-four hours later, that number reached 20,000. What’s even more remarkable about these numbers is that the iPhone 5 wasn’t availabl (IT news)