You think that article X is [wrong] [incomprehensible] [incomplete]? So fix it yourself.
There's too much on X and not enough on Y? Go on then, write the Y article.
The editors are [self-serving] [elitist] [evil]? Come back and complain after you've done a thankless stint reverting vandalism.
Wikipedia is crazy not to take ads? Would you work for free in order for someone else to get paid?
The Wikipedia criticism industry is a pure product of the me-me-me consumer age. The marvel of Wikipedia is precisely that it is not a consumer product. It is about the producers and their astounding feat of working together, unremunerated, while sorting out their differences, to create an incredible body of written knowledge that didn't exist before.
"Religion is something left over from the infancy of our intelligence, it will fade away as we adopt reason and science as our guidelines." -- Bertrand Russell