I agree with the ideal you're speaking of, but the lecturer that uploaded the paper was promoting it on Twitter in a way that really isn't consistent with that

I agree with the ideal you're speaking of, but the lecturer that uploaded the paper was promoting it on Twitter in a way that really isn't consistent with that sort of intent. This entire scenario seems like a failed attempt to market his own academic brand, without care for the underlying scientific content. It's not a genuine sharing of an unfinished idea or early observation.