@WilkMilk4coin woow you have google.com information in your head??XD dude you are AWESOME!!:D in another forum like bitcointalk.org one men told me that i can mine scrypt coins with USB but they must be from ASIC ONLY!! like this usb:
http://www.amazon.com/BPMC-Blue-2-2-2-7-Bitcoin-Miner/dp/B00GRJUE0Y/ref=sr_1_6?s=electronics&ie=UTF8&qid=1386953134&sr=1-6&keywords=asic+usb

how i can calculate 2 2.7ghs/s usb for khs/s?? and i would like to main crypto-coins like on this page:
http://www.coinwarz.com/cryptocurrency/?sha256HashRate=1000.00&sha256Power=500.00&sha256PowerCost=0.1000&scryptHashRate=1000.00&scryptPower=500.00&scryptPowerCost=0.1000&sha256Check=false&scryptCheck=true

i mean galaxycoin,spots,grandcoin and rest ..