Did the drugs wreck his hearing?...Was the addiction so strong that he kept taking this drug even at the risk of deafness? Yikes! How come no one noticed?I've spoken to several friends of Rush's. They say they didn't have a clue. He was alert. He was focused... ...Maybe the experience of such a high-profile druggie will change the way that all addicts are perceived. Why did his two attempts at treatment fail?How did he get the drugs?...In his flurry of revelations on the radio Friday, Rush was notably vague on this point. Will his own experience soften his staunch support...