How has technology changed over the years?

Technology has changed everything. Talking about cameras, it used to take four people to operate a camera. Now, with high definition, only one person is needed. The types of entertainment people seek have changed. There has been a huge change in cameras over time, High Definition has been introduced – (HD for short) is the new broadcast format of the future, delivering a much higher resolution. A standard TV commonly displays 625 lines, but with the new improved HD technology, HD picture will be much crisper and display a much more realistic picture. There is also now Blu-Ray – the Blu-ray Disc is a widely used optical disc standard for High Definition video and audio data, named after the short wavelength blue laser which is used to read and write.These new forms of technology are extremely good because it provides society with faster and more efficient methods for a variety of purposes, such as communication and research. Technology can provide growth and developments for the population, helping with things in our everyday lives.