Lots of business exist only to collect "publicly available data", organize it, and re-sell it. No where did OP claim that he owned the data, and frankly "ownership" of this data wouldn't even make sense. They are the slide decks of existing, well known companies.
As specified in the post: "100% free"
Yes, but again he is harvesting emails by providing publicly available doc. Are you also with him for harvesting?