After you register all you need is the Free Launcher if you are going to run ANY free programs or games. Before you put anything on the SMC , Make sure you install PC Link for the PC first. Then you can format using the PC link program via the GP32. You need to format the SMC through the GP32 before you put anything on the SMC.
Do you NEED a Card reader?
NO
BUT I seriously recommend one, no matter the cost.
It will save you alot of hassle, time frustration.....you get the point...especially if you are a newbie.