i just did the reflash to the cm7 now it wont let me view the sd on my computer threw the usb. however in the file manager i see all these folders what ones can i get rid of from befor? .android_secure .blackmarket .dataviz .android aruringtones dcim lost.dir lazylist speed software ect.. basicly what i asking is what files from the cm7 are the MUST KEEP ones so i can clear my SD. or are all files from the reflash all stored on the ascend itself