Yep, it is, see Jared Morgenstern's recent post regarding Facebook Gifts:
"[...] We looked so hard that we found a company called Karma who quite literally dreamt about social gifting. Lee Linden and Ben Lewis, their vision, and their team, impressed us so much that we acquired their company, and four months later, we're ready to unveil what they've been working on."
"[...] We looked so hard that we found a company called Karma who quite literally dreamt about social gifting. Lee Linden and Ben Lewis, their vision, and their team, impressed us so much that we acquired their company, and four months later, we're ready to unveil what they've been working on."