The BBC News website asked for your queries about the way new technology is being used - and the eight sharpest and most pertinent questions were put to the virtual panel.

Click on each question to read the answers. The opinions given are those of the experts concerned, and are not endorsed by the BBC.

Q1. What will happen to TVs that cannot receive digital? Q3. Is digital radio really better than FM? Q5. Will British TV be available online overseas? Q7. Will high-definition TV be ready for the World Cup?

Q2. Will TV and radio channels survive? Q4. Will digital TV reach the whole UK? Q6. Will broadcasters crack down on DRM? Q8. Who will look out for the viewer in the digital age?

The broadcasting panel comprises:

• Brian Sullivan, BSkyB's head of customer products and services, who is leading Sky's development of new technologies such as high-definition TV, TV via broadband and TV via mobile phones.

• Patrick Walker, who is responsible for developing content strategy and partnerships for Google Video in Europe, the Middle East and Africa. Google Video is expanding its service to allow users to buy and watch TV shows over the internet.

• Ford Ennals, chief executive of Digital UK, the body in charge of promoting and co-ordinating the UK's switch from analogue to digital TV between 2008-2012.

• Ian Dickens, chief executive of the Digital Radio Development Bureau, the trade body representing digital radio broadcasters in the UK.

• Simon Spanswick, chief executive of the Association for International Broadcasting, which represents cross-border broadcasters, and an expert in digital radio and TV technology.