So I zipped over to GW today and picked up all six of the new technical paints so that I could give them a try and post up a review.  I've done that in the video below, and summarized it in print here.

UPDATE:
There seems to be lots of controversy about Agrellan Earth... apparently its not working for people and GW is saying its a bad batch.  The GW I purchased mine at now says that they are out of stock, which I think means they pulled it off the shelves.  Anyway, I was able to get mine to work and have posted a picture below of what I was able to achieve.


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