I'm a novice rocker getting back into playing after 30 years of building up my nest egg. I want the fastest, funest way to learn and the Fretlight has obvious advantages. Has any one here used one and what did you think? It seems to me that my fingers would be blocking the led's so I'm a little worried about that. I've already got a laptop to use. I'm not real concerned about price, sound, or even playability (they say the new necks are awesome). My only real concern is how are they as a learning tool? I'd use the search function but....