During his appearance at All Things D last night, Tim Cook mentioned that Apple in 2013 is acquiring companies at a faster clip than in years past. In previous years, Cook noted, Apple acquired an average of six companies per year. Not even six months into 2013, Cook explained Apple has already acquired nine companies.
Of course, Cook stressed that Apple isn't going to announce all of its acquisitions, but rather just the ones it has to. This certainly makes sense given Apple's penchant for surgical acquisitions. For a company as secretive as Apple, having each and every acquisition made public would undoubtedly shed light on Apple's future