That opinion, as hyperbolic as it it can be, is fine......coming from a citizen, exercising their 1st amendment right. It's catastrophic coming from a Supreme Court Justice, or President of the United States. What previous modern day president proclaimed that the opposing party's nominee was "unfit for office"??
So, what happens if Trump wins?? Our current President indicates he's unfit. Our Foreign allies have just been told the same. Our enemies have just been shown a green light to do whatever they want, come Jan. Obama is completely undermining any credibility the Country would have (although he's already managed to do most of the damage all by himself on that one). And Justice Gingsburg, might as well recuse herself right now, of any further rulings that might come before the court, at the behest or support of a Trump adminstration
There are certain positions in this country, where you MUST refrain from simply going off the deep end in your opinion of someone else, who happens to be the opposing party's nominee for President. Obama just demonstrated, yet again, why he proves himself to be the failure, that he claims Trump would be