Paid, out of state solicitors, many probably bringing thousands of signatures obtained from out of state collection sites, are OK to put initiatives for state residents (only) to vote on?  Citizen voices are not restricted from being heard.  The results from those voices calling for illegal and unconstitutional acts is.  That 9th Circuit Court opinion does not mean the state law is unconstitutional, it just means that some judges decided their agenda / judicial activism, in their opinion, outweighed the state sovereignty.  And they knew it would be more of a pain to the states to continue appeals. States have limited resources, just like the Supreme Court has limited resources to act on all Constitution related cases appealed to them .