Are we there yet?

So I've been gingerly checking on my "pineapple vinegar" (notice the quotation marks, because I don't think I can truly call it vinegar at this point) and I have no idea what it's supposed to look like:

 Under the filter, a bit of mold grew back:

And the fruit flies have been intense. Not quite as bad since I chucked the bottle into the bathroom cabinet under the sink, but every time I open said cabinet door, flies fly out. According to this recipe, it should have darkened, and I don't think it ever did, so maybe it didn't work for me. The Man was surprised there was no starter/mother in the recipe, just sugar. I figured I'd try it and see what happened. So far it's been an infestation of fruit flies. Maybe I'll give it a few more weeks.