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no but if you are smart you should do it, you think that I would have votes and comments if I was not reciprocal with my followers, you think the whales would comenting my posts if I did not before, the answer is no, it's common sense, with all due respect do not be idiot! @sqamemal I made him earn more than $ 30 SBD to this post after giving him resteem

That is your perspective, yes I do like it when an author upvotes my comment or looks at my post. But, sometimes such behavior by authors and whales could lead to greediness and possible exploitation.