here's the problem. 大啦叭 was too late to sell his idea to those companies. sony released blu ray in 2003 and we have no idea how many years it had been R&D earlier. If 大啦叭 sells his idea in the early 90's, those big name companies might be willing to spend more money on further R&D. / \8 F6 l( ?* h# [ That's why we don't hear many invention from the up side down world because they couldn't even get up to the proper position catching up with the world. 6 |. o0 L$ G" U9 h& B