This is inherent to human being and the way our society is made. The vast majority of us will look at how it affects our economics. You can think is bad, stupid. You can be against it (and you’d be probably right) but you can’t deny it is the reality. Steem has to manage its structure with precision to deal with the general instincs of people.
This is what Blockcahin technology is all about. A system with no corruption and a set of rules defined by the community. These rules exist with no exception. It allows people to behave in a much better way compare to societies where you can bend rules and corrupt people.

If we want more comments and more social interactions, we need rewards. If there is big rewards for posting and voting, we will only have that (sadly).