> surely it would be regulated out of existence[1], but thus far that evidence doesn't exist.

surely, it's not so sure, especially with the current administration reversing so many existing policies. for example, reversing the restriction of asbestos is currently in the works. so adding new regulations on plastics use seems like something that the current policy makers will absolutely not be considering. at this point, I would not be shocked if they said they were reversing the bans on lead in gasoline or paints