The DS has burnout legends same as the PSP.  The DS producers all know how to make a portable, unlike the PSP producers.  The companies that make for the PSP all is the first time to make for sony's portable.  While all the good DS games are made by nintendo :D.  (THIS IS JUST A OPINION NOT A TRUE STATEMENT) 

Now to the final desicion. OF COURSE A DS or MAYBE NOT.................................