You can spend a lot on home security and surveillance. Obviously, better quality, higher resolution digital systems are great and can be set up for more money, but as digital systems have become more common, analogue systems have become dirt cheap. In my opinion, more lower resolution cameras is as good or better than just… Read More »
The Raspberry Pi is a low cost, credit-card sized computer that plugs into a computer monitor or TV, and uses a standard keyboard and mouse. It is a capable little device that enables people of all ages to explore computing, and to learn how to program in languages like Scratch and Python. There are lots… Read More »
Bitcoin has been mentioned in the mainstream media recently as a ‘new form of electronic money’. It sounds impressive, but the way it works as a system of ‘money’ is actually not that impressive and easy to explain if you take the ‘tech’ side away.