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. ! z& L: ?" D+ r& O5 l
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. 2 e7 T, |/ C6 j- s* v" Q- |9 f6 _