Their signs, chants, and behavior in every demonstration I've seen or read about shows what they want - everything for nothing. They should be living in Greece, because that is their mentality, not to mention the anarchist/communist hangers on that the core never denounces.
The Occupiers are class-warfare cry-babies and will never be satisfied, even if the power of "large corporations" was reduced. Some may be approachable for a beer, but the vast majority will never be satisfied until this Nation is based on Euro-socialism. Don't lose site because a few seemed friendly. Who do you think they will vote for this November? The person who promises them the most stuff.