The USSC is once again amending the Constitution without a 2/3 vote in the Congress or a 3/4 vote among the States.
So, thanks for pointing people to the opinion posted at FindLaw. It shows exactly what is being done with this case, and it is a very bad thing. Future cases will measure the facts against the term "public purpose" rather than "public use". So, the Founders' Constitution is shredded in this regard.
Fight back by taking the majority's suggestion to make eminent domain takings for economic development more restrictive by changing the appropriate laws at the State level or amending state constitutions to prohibit it. But be prepared to live with the consequences when someone becomes unreasonably stubborn.