The new channels - BBC News HD, BBC Three HD, BBC Four HD, CBeebies HD and CBBC HD - will be launched by early 2014, and you'll be able to feast on all of them assuming you have a digital television carrying HD channels. Because, you know, that would help.The move comes after Ofcom announced it had awarded broadcast company Arqiva a licence that would allow for up to 10 new HD Freeview channels to be launched in the bandwidth freed after the digital switchover.