It's good to hear from another person who experiences the taste and the burning sinuses. Most people don't seem to have these symptoms, but a few do.
I just went down to Portland and Manchester NH for some health assessment work (to help me with the symptoms that the spraying is causing me) and Portland was having some huge plumes. I got some pics that I'll post when I get a little time.
I'm not sure I gave you a link yet, but here are some videos of this area on YouTube:
