The most impressive aspect of Murray's 6-4, 6-7(5), 6-3, 6-7(2), 6-2 victory over Federer: From the first point, he looked like he expected to win, and when things went wrong, he kept plugging away rather than muttering, mouthing off and imploding, as he might have a few years ago.

WSJ: Australian Open: The New Normal: Andy Murray vs. Novak Djokovic

Range anxiety is real and as a result, drivers are plugging in to public charging stations frequently to top off their batteries to alleviate their fear of getting stranded.

FORBES: Automakers, Tech Companies Mining Electric Car Big Data To Plot Industry's Future

Raytheon, a missiles and radar group, is plugging on with reducing its huge debts by selling off some businesses, though its cashflow is still negative and its civil business-jet subsidiary is suffering.

ECONOMIST: America's defence companies are turning dual-purpose

You're in no immediate danger of a technologically-gifted thief plugging a couple of wires into your hotel door and making off with your sack of souvenirs from the Mall of America.

ENGADGET: Hacker finds flaw in hotel locks, can ruin your vacation with $50 DIY gadget