The reporting says it's the fructose amount that's highest in importance, since the liver warehouses it, and that seems to cause metabolic diseases, followed lower in priority with large sucrose/glucose amounts.
So fructose in a single fruit with natural fibers is ok, but half a kilo per week or more of raw fructose is toxic.
This is a more watchable video with industry slides admitting there's a problem (similar to cigarette industry):
The Secrets of Sugar - the fifth estate (2014) (42 minutes)
