I live on a hill with constant winds and blowbacks happen to me at least once a brewday. It's very frustrating considering the cheap turkey fryers I had before never ever did this. I have found taking it off the leg extensions helps a little. I would consider alternatives if you do not have a...
We started a yeast trading site on Facebook. Mostly non-sacc trading. A few specialty Sacc strains get passed around.
https://www.facebook.com/groups/yeasttraders/
The only thing I'd worry about is that group of microboes usually has acetobacter. With a higher alcohol level than kombucha it seems like it could get vinegary quick.