You know I'm starting to think that it may be a combination of factors. All of them miniscule, but they add up to sore muscles and aching fingers. I don't appear to have the symptoms that some describe when they're talking about Karpel-tunnel.
Oh and by the way My friend, who inspired this thread, (who may choose to remain anonymous, or not) may be checking in at Mudcat. If so, welcome. You'll be a valuable addition.
Rick