The most popular StumbleUpon links of 2011 (infographic)

What do Japan’s earthquakes and tsunami, the royal wedding, and the passing of Steve Jobs have in common? They were all hugely popular topics on StumbleUpon in 2011. The link discovery website had quite a year — in October it reached 20 million users, December brought a complete site redesign, and it now averages 1.2 billion “stumbles” per month.

Japan gets free wi-fi from FON until quake emergency ends

FON, a company that manages a large network of wi-fi hotspots, is opening up its 500,000 some-odd hotspots in Japan to web surfers for free until the country’s state of emergency following a massive earthquake and tsunami comes to an end.