peHUB Second Opinion 5.3

The saddest day on Twitter yet.

Wall Street still loves LinkedIn. Investors? They’re not so sure.

The “Made in America” label is staging a comeback at stores.

DFJ exits Polaris Wireless in a most unusual way.

Warren Buffett’s Berkshire Hathaway says first-quarter profit rose a whopping 51 percent.

Bad news: You can now print a lethal device.

Good news: Video games could slow your inexorable mental decline.

Clearwire shareholders want more for the mobile broadband company than Sprint Nextel has offered to pay for it.

Sorry, Paul Miller, quitting the Internet was a dumb idea.

The Donald, long known for his restraint on Twitter,  goes ballistic after watching Wednesday’s “Daily Show.”

Photo: The logo for LinkedIn Corporation, a social networking website for people in professional occupations, is shown in Mountain View, California February 6, 2013. Credit: Reuters/Robert Galbraith