Who's who, what's what in tech today

January 23     FOLLOW US      NEWS SPORTS LIFE MONEY TECH TRAVEL OPINION WEATHER USATODAY.COM   TECH   COLUMNIST   5 Facebook details you shouldn't share     Here's what you should keep off the social network.     Read Story

TECH           A Microsoft hologram helped me put in a light switch Explore Mars, play Minecraft, learn how to fix something using holograms.     TECH           Box sets IPO at $14 per share to raise $175M Box's market value stands at $1.7 billion, based on its IPO pricing.     TECH           Tech Five: Apple CEO's salary doubled in 2014 Cook made $9.2 million in total compensation last year.   Advertisement   TECH           Text with the fake boyfriend/girlfriend of your dreams The service sends text messages and voicemails from an imaginary partner for a monthly fee.     COLUMNIST           Q&A: Protect web-connected cameras from hackers Here's how to protect wireless cameras or webcams from hackers.     TECH           Will Windows 10 fare better than Windows 8? -- Tech Roundtable Tech roundtable explores new Windows, Amazon's foray into the movies and wearables.     TECH           Change Agents: One tech vet's education dream Ben Nelson's innovative Minerva Schools use tech to remake the collegiate experience.     TECH           Ford's new Silicon Valley outpost seeks tech talent Expanding research center will fight with Google and Apple for top engineering minds.     TECH           Musician will.i.am at Davos to promote 'new way of learning' The musician and philanthropist talks to USA TODAY at Davos.     The Day In Pictures Gallery Pakistani boys plays snooker in a slum in Rawalpindi, Pakistan on Jan. 23.     Popular Stories New Saudi king seeks unity among Arab, Islamic nations TSA finds record number of firearms in carry-on bags 'American Sniper' as viewed by real American snipers