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. 7 I! l* r3 F0 J# l$ T# |) b2 j( u公仔箱論壇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. ( _# U. J7 r2 S$ R, S! n( {" M8 W