That's bullstuff. I ate maybe once every 12 days on Normal.
that's because you're an artificial robot programmed to never lose one heart or die
normal people get damaged

wouldnt be too useful, implying it would only light the way your facing, creeperssssss will be watching you from behind.
Um.... Yes they would? Unless your the type who just runs into caves blindly and doesn't care about light. Especially useful if a torch goes out due to water or something crazy like that, or spleunking without the need of torches