Briefing

THE WEEK

WORLD LEADERS MET IN DAVOS

Overstock.com

Praised for becoming the first major e-tailer to accept Bitcoin

GOOD WEEK

BAD WEEK

Amazon

Criticized for hosting malware distributors on its cloud servers

'A lion doesn't concern himself with the opinions of a sheep. '

RICHARD SHERMAN, Seattle Seahawks cornerback, after his team beat the San Francisco 49ers to win the NFC championship; he was addressing 49ers wideout Michael Crabtree, who had criticized Sherman's field skills

95%

Percentage of ATMs that still operate using Windows XP, which came out in 2001

$80,000+

Amount the Jamaican bobsledding team raised in order...