It doesn't matter if the fructose comes from HFCS, sugar, or fruit, it's unhealthy to consume it. ...but fuck you if you say anything bad about fruit, as it is the icon for healthy eating, as it's the only source of addictive fructose that those natural foods types get and they sure as hell don't want to give it up.
At the risk of stating the obvious, there's a difference between fruit and fruit juice. Juicing has the effect of concentrating the sugar and diluting or removing the parts of the fruit which make it worth eating (e.g. vitamins, fibre, antioxidants if you buy that argument).
Despite popular belief, trees don't create fruit because they love us and would never do anything to harm us, they're just doing whatever helps them to survive, [...]
Actually, a lot of fruit is made for us, in that it's the product of many generations of artificial selection. The ones that aren't are usually clones (e.g. grafts) of the small number of varieties that humans like.