The high temp described in the initial post is consistent with Norwegian Kveik though. There is always the possibility to bad bacteria to enter but you should have also seen the 3 words at the end of this sentence "The conditions for the growth of C. botulinum are met by boiled wort stored in a...
Why is it that some people feel the need to go off the deep end and scare people by throwing out bold statements regarding poison when the original question was regarding strange activity observed when using a new yeast?
If you havent yet asked the internet you can find some good info here...
I thought I was the only one that likes to put my beer in old beer bottles? I too like the variety, and it works well for brett sours that like a lot of time ageing before drinking.