China has legally purchased high performance computers advanced machine tools and semiconductor-manufacturing equipment from several American companies.

One of the things that is not so good is that a decision was made long ago about the size of an IP address - 32 bits. At the time it was a number much larger than anyone could imagine ever having that many computers but it turned out to be to small.

What's happened with society is that we have created these devices computers which already can register and process huge amounts of information which is a significant fraction of the amount of information that human beings themselves as a species can process.

Something else has happened with computers.

Before computers telephone lines and television connect us we all share the same air the same oceans the same mountains and rivers. We are all equally responsible for protecting them.

The idea that so many kids eat rubbish and sit on computers all day long appals me and getting them into sport is a major way of getting them off computers and leading healthier lives.

But computers have changed the world for everyone so there will be some way of working it out.

It seems like everything that we see perceived in the brain before we actually use our own eyes that everything we see is coming through computers or machines and then is being input in our brain cells. So that really worries me.

I continue to meet people who have had their Web pages hijacked their browsers corrupted in some cases their children exposed to inappropriate material from these dangerous programs hidden in their family computers.

But I'm so slow on it because I find it terribly hard writing blind on computers. The computer speaks to me but it's just so slow I'm so terribly slow using it.