One more thing

There may be few second acts in American lives, but Marc Andreessen looks like he’s about to embark on his third. His first company, Netscape, kick-started the dotcom era and eventually sold to AOL for $4.2bn, although it was pummelled into irrelevance by Microsoft. His second effort, data centre software group Opsware, made less of a splash. But Hewlett-Packard just agreed to buy it for a respectable $1.7bn. It’s unclear whether his third effort, social networking group Ning, will succeed. But ...