Apple has filed a new patent infringement action in the US against Samsung, alleging that it’s continuing to steal its technology.

How can you tell when a tech market has fully matured? When companies start suing each other for patent infringements, writes Alistair Fairweather.

What’s the favourite sport of Silicon Valley billionaires? It’s not Segway polo (although that is still popular), it’s patent infringement lawsuits.