"They are thrown out on the cheap, posted by anonymous persons hiding behind a computer screen and using the invisibility of the Internet as a cloak. And they inevitably follow a Portland Trail Blazers loss."Fire Nate!!!" some scream. Others are more precise, questioning whether Blazers coach Nate McMillan has any idea what he is doing as one of 30 men leading professional basketball teams in the cutthroat business otherwise known as the NBA. The critics pick and rip McMillan apart, all while offering up free, expert, anonymous advice."