just amazing writing sir.so imformative news...hackertypes of hacker,what are havker.really impressed,,,,i dont knew it before...thats amazing....all hackers was not bad there will be good one..... every works have negative and positive sides.....you mention it so clearly.......sometimes hackers are usefull. for example white hackers,, if white hackers are not exist we fall in risk condition..... thanks sir,, for your great status......hopefully everyone like it......