Morality? Wanting better stuff, that is actually designed to work well? Environmentalism? Altruism?
Surely not everyone is only driven by greed?
Today's society does not favor unselfish behavior. Somebody with morality or the other qualities you enumerated is more limited than somebody without them.
Greed is somewhat what our race is breeded for in terms of society design. Greed is rewarded by our society.
Review sites, in general, are mostly cash cows and 99% of them should be avoided. There's no incentive to give honest and unbiased reviews.