Gary Emerson wrote:
A year or two ago someone said they had seen some software that would
pick thermal locations from IGC files and would start to map out thermal
"hot spots". The more IGC files the better the data got.

Anyone know if this is real and if so where to get the software?

I believe WinPilot has this feature, but perhaps you meant this:

http://www.pfg.dk/termikanalyse/