Yes. See archive.org of original it has the same title and the same duration (Look for <meta itemprop="duration" content="PT51M25S"> in the archived HTML; compared to the 51:24 of your link).
I have edited the Wiki, thanks for finding the link!

Yes, that's what the source code says. There are even two explicit guards against it: "make sure you don't land on an impossible reward" and .filter(r => r.weight > 0).

@habryka has the void virtue, though is missing empiricism.  

Maybe he got it prior to the commit introducing the weight: 0 or via direct access to the database.

I didn't find another way of gaining the virtue.

or whatever device you prefer

Note: The current Android App does not support playing player-made levels