What is hard is the bandwidth and the network capactiy. Check out what's going on in the UK with iPlayer, the BBC and the UK ISP's to get a preview of what will happen when companies try to move to digital distribution as a primary distribution channel. It won't be pretty because the ISP's are going to fight it tooth and nail!
Oh indeed - I touched on this in my first post, and posts in threads of this kind before.
The problem is everyone agrees that billions need to be spent upgrading internet infrastructure over the next twenty years. The problem is no-one can decide who will pay for it - hence the ludicrous demands from ISPs for the BBC to chip in.
Eventually the businesses will club together, make some kind of deal with governments and we will get these upgrades, everyone needs a Net connection these days and there is a huge market for downloading, so the ISPS really need to take the hit to their bottom line and get investing.

) on the HD market in Japan? It wouldn't surprise me to learn that it's been far more successful there than in North America and Europe. Most people consider MiniDisc a failure because it didn't catch on in North America, yet it was phenomenally successful in Japan.