In case you missed that lab in high school, or the news about MRSA et. al., 99.9 % effective still leaves bacteria. These bacteria reproduce. Make more alcohol resistant bacteria. Etc.
Hmmm, not that I know of. I think they discontinued it along with the rest of the Kavelicious line. This one's probably right up your alley: http://www.texasbeautysupplies.com/cm909100.html The brown bars on the left and right side of the label are indicative of the talc's color. If you ever find it locally at a barber supply place, Jeri's Indigo and Clubman Sepia are even darker than that.