No the only way you can buy a dreamcast controller is on the internet. Or you can buy it from pawn shops if you get lucky.
They stopped making Dreamcast Consoles in 2003.
Yes Sega still makes games but not necessarily for DreamCast. The leaders at Sega realized that they can't compete with the other major players in the console market. So they switched to making games and phased out the console for the Dreamcast. The games they create are made primarily for the other game consoles. The Japanese market may still be open to game production for Segas Dreamcast.
There are no dreamcast emulators that will run dreamcast ROMs. The dreamcast is cd-based, so you can either download an emulator like Chankast, and use actual dreamcast CDs (you can get them for a couple of dollars/pounds) or download dreamcast ISOs
You can still find these online at various sites. Here's a google shopping result for Dreamcast console which shows you can find these starting around 50 to 80$. http://www.google.com/products?hl=en&q=dreamcast+consoles&rlz=1B3GGGL_enUS355US356&um=1&ie=UTF-8&ei=zmu-S6LCKIL7lweY15SHBw&sa=X&oi=product_result_group&ct=title&resnum=3&ved=0CCcQrQQwAg
It didn't. The DreamCast internet servers for all games have since been taken down. You might still be able to utilize it as a web browser.
The Dreamcast cannot emulate itself, however, it is possible to obtain a Dreamcast emulator for a PC. Various emulators, such as Chankast Alpha, exist.
Without the louisiana purchase, we would not have the west coast today. We would still only control half of the U.S.
not anymore. they were still making a few games until (i think) 2007. then they stopped.
No a Dreamcast game will not play on your computer but just putting the disc in there. You would have to play a dreamcast game on a dreamcast system.
When the dreamcast was launched, tony hawk was still a new series. Sadly, the dreamcast died long before tony hawk's underground was released.
Dreamcast Collection happened in 360.
Dreamcast BIOS dumps are not legally redistributable. You must dump them yourself from your own Dreamcast.