I know nurses who work in hospitals. They tell me the chance of a straight male contracting HIV are near 0. doctors know this too, but it is not politically correct to suggest that we are not all at risk.
The exception is blood transfusion or needle injection (drug use especially)
Women on the other hand can catch it in a number of ways- it all deponds ONLY on who receives body fluid from another person.
It did seem suspicious when Magic claimed to get it through hetero sex-however frequent.
Was he on the DL?