Ganamae said:the old torture machine does not really tell whats going on..sure it has an orange light to give some indication of warmth, but then there is the sparks..always thought it gave him electric jots.
so this was cool mate..
I always assumed the machine did both. Han's reaction while being lowered (AH! AH! AH!), at least to me, indicates the intense heat he felt... but that was just the beginning! Cue sparks and other off-screen whacky torture adventures of Han, courtesy of Darth Vader!