Notwithstanding some stern words from Sen. John Thune (R-SD), lawmakers simply seemed too scattered and tech-illiterate to pin down Zuckerberg.

From privacy worries to security concerns to general tech phobia, not everyone's sold on "mobile wallets." Still, plenty of folks are totally into the idea. Worldwide, a fresh forecast from Juniper Research expects more than 2 million consumers to pay for products and services with a mobile app in 2019 -

That's exactly what Apple CEO Tim Cook -- maybe the most respected exec in Silicon Valley -- is telling anyone who ever doubted that consumer data mining would result in scandals like the one currently engulfing Facebook.

After what seemed like an eternity, Mark Zuckerberg finally addressed the Cambridge Analytica controversy on Wednesday. Explaining the prolonged silence, Facebook's embattled CEO said he was busy trying to understand "exactly what happened," and how to prevent similar abuses going forward.

From mobile developers to designers to data scientists to product managers to system administrators: these are the folks who make the mobile world go 'round. While not always pretty, Stack Overflow's annual developer study paints the clearest picture imaginable of this influential lot.

Among younger users, Facebook's flagship app has been losing ground for years. We all knew that, yet the rate at which this trend is occurring is startling. Over the past year alone, connecting with brands via Facebook fell from 52% to 40% among younger millennials (17 to 27 years old), and from 48% to 33% among older millennials (28 to 38).

What's your competition up to on Snapchat? Sure, swiping around the app can offer some clues, but MediaRadar took a more methodical approach by analyzing the activity of 397 brands from last November through this past January.

Despite eight consecutive quarters of growth, mobile private marketplaces (PMPs) show no signs of slowing down. In fact, from the fourth quarter of 2016 to the same period in 2017, mobile PMPs' monetized impression volume increased by 37%.

How are people hooking up these days? As a happily married man, I haven't a clue. Fortunately, Leanplum lent me some research, which paints a clear picture of how folks are finding love digitally in 2018.

"Brands that adopt personalized mobile messaging will see powerful results, delivering nearly 100% open rates and upwards of 30% click-through rates," said Attentive CEO Brian Long, after announcing a $13 million Series A investment led by Bain Capital Ventures.