a lot of people along the eastern seaboard use it in everything! It's an old favorite around the Chesapeake Watershed region. Don't know if you can get a plate of steamers on the Jersey shore without some sort of "old bay water" for dunking........
I'm not real convinced of it on other things but I'm more than happy to throw it on anything in the water with a shell on it!
"What sort of people are these charcoal masters? They behaved badly and were unconcerned with appearances. Their hair was long and unkempt and their clothes were wrinkled and old. They drank beer to and from the crab house and they made rude noises while we cooked." Tao of Charcoal