These investigations are forcing a rethink of the future of video competition.

FORBES: Is 4G Wireless The Ultimate Cable TV Killer?

But it also has important implications for the long-term future of competition in the tablet market.

FORBES: The Kindle Fire and the Triumph of Open Source

Former F1 world champion Damon Hill, president of the BRDC, said on Tuesday that he feared the future of the British GP is far from certain because of competition from around the world - such as countries like Korea.

BBC: F1 boss urges Silverstone to sign