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Among the top 10 companies on this list, both Apple and Amazon had the largest percentage of mobile-only (smartphone or tablet) users in comparison with their entire digital reach. Nearly 35 percent of U.S. visitors to Apple properties and 22 percent of Amazon traffic?came strictly through mobile.

Americans are spending more time price comparing goods while browsing the aisles at brick-and-mortar retail stores, using their smartphones to gather more information.

Amazon’s legal team argued that protecting “expressive content” such as music choices, podcasts, audio books and other information from government scrutiny is an important part of the First Amendment.

Amazon’s announcement this morning that it will acquire Whole Foods for .7 billion surprised the technology and retail industries, and the rest of the world. The deal promises to give Amazon a much larger physical retail footprint, with potential implications well beyond the grocery business.

Americans are spending a lot of dough online this holiday season, with comScore reporting that?.8 billion has been spent online so far this year. That’s up 13-percent compared to the corresponding days last year.