No, not killing all the lawyers. ;)

...One solution to the possibility, though, would be to make the project an international endeavor, one that would balance the weight of complaints across many shoulders.

If the program was run by the government, they would be shielded from any consequences of their actions, which happens all the time. Social, economic, and scientific experiments are constantly undertaken by the government, and when spectacular failure results, somehow the government emerges completely clean and blameless, their robes washed snowy white in the blood of the taxpayer. Examples include the MTBE fiasco, airbags that kill one person for every thirty people saved, continued subsidies of completely failed programs, half-assed deregulation of banks, etc. etc.