A poor one.
We emphasize that nothing in our opinion precludes any State from placing further restrictions on its exercise of the takings power. Indeed, many States already impose public use requirements that are stricter than the federal baseline.How can this be, if the Supreme Court has spoken (more accurately, if the people who claim to be conservatives on this website claim to know what they are talking about with regard to Kelo)? Here is an interesting website from the National Conference of State Legislatures regarding Kelo and eminent domain. It does not appear that the issue is closed, as nic suggests.
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1Please note that I am not arguing that Kelo is correctly decided. Any attempt to paint me with that brush will be met with the ridicule it deserves.