Delivery can be by cable, satellite, DVD, digital, terrestrial or computer onto various types of screen.
LED LCD Screens.
Double the half-life and generally require less maintenance and service than plasma. Becoming available in larger sizes (15 - 60" is usual) at more affordable prices.
For images around 1.2 - 3 metres in large communal spaces where screen is required to be less obtrusive when not in use and can be dropped electrically e.g. lounges, pubs, spinning classes.