I think the big weakness in Nemesis was bringing in an admitted fanboy like John Logan to write it. The story of Nemesis reads like piece of fan fiction, IMHO.
What is the term "splitting hairs" derived from? That still doesn't change the fact that you can admire something without being a "fan" of it. Fans, to me, seek out ways to be involved with whatever they are fans of. They pro-actively support the object of their fandom, which is more...
Well, if all you had to go on was the original series, like Meyer in 1981-2, I don't think you'd describe the utopian future as the central theme of the show. It was a hopeful future, to be sure, but hardly the touchy-feely love fest associated with later shows. Frankly, Roddenberry pulled that...