The iMac already has built in WiFi.
No, as long a your wireless router is on you should be good :)
yes the dsixl is already out
yes a dsixl could connect to ds
no the game pokemon rumble blast doesn't work on dsiXL
Of course.
no
you can got to game stop and get 100$ off for a dsixl pre ordering available now!
get an elgato eyetv hybrid i have one and love it. it is the perfect dvr you can even get their iphone app and watch tv on your iphone/ipod touch(only in wifi for now)
If you are referring to internet, yes, if you have installed a wireless device/Airport in your house, any Mac can locate the Airport. =)
it is about 190 dollars
In my opinion,yes
No