Yes, although it is not legal. You can through buying an Acekard 2i for your DSI system. I can't offer you a link, and I do not recommend voiding your warranty.
No
The DSi and Dsi XL do not have support for watching movies in any form.
YES
No, the DSi can only take pictures and record sound. The 3DS, however, is planned to be able to play 3D movies.
In America: A Nintendo DSi is $140; a DSi XL is $160. In Japan: A Nintendo DSi is ¥15,000; a DSi LL is ¥18,000. In the UK: A Nintendo DSi is £150. In Australia: A Nintendo DSi is $300.
tap the Nintendo dsi shop icon on the Nintendo Dsi , or Nintendo DSi XL start up screen
you have to sign in
The second Nintendo DSi is the DSi XL.
Javascript is automatically enabled on the Nintendo DSi. Don't confuse this with Java, which isn't supported.
how do get internet on Nintendo dsi
how much do a Nintendo dsi
NINTENDO makes the DSi, but the Dsi is translated from the Japan Version