I agree about inverting the burden of proof in that case. I’d prefer to operationalize “unilaterally” more. Here’s an alternative:
“I am not going to award this bounty if other people with a strong understanding of the science involved point out straightforward flaws that make the project appear catastrophically net negative, or if a post on LessWrong about the project leads users to point out straightforward reasons why the project is catastrophically net negative, or if I think you made no attempt to get such people to actually check and then change their minds (or engage with their arguments for 100+ hours) before going ahead.”
I agree about inverting the burden of proof in that case. I’d prefer to operationalize “unilaterally” more. Here’s an alternative: