So the Arkansas Senate yesterday announced supposed improvements in an ethics code that has been unenforced for the 45 years I've worked in Arkansas. Meanwhile, the Senate, House and governor stand silent on the biggest scandal of the moment — disregard of a massive criminal enterprise from which the prime beneficiary still receives more than $40 million a year in taxpayer money.I refer to the healthcare provider, Preferred Family Healthcare Services, sitting fat thanks to criminal or unethical acts by at least one of its executives and many legislators.My take: