@kimchi : to answer quickly to some of your questions .
1°) I have a PSP, and its adaptator works perfectly for a zaurus.I bfroke my old adaptator and now the PSP one is used for my C3000
2°) About Conics : I bought accessories from them and I paid with moneybookers (the C3000 I bought from PriceJapan, I paid also with moneybookers)