I apologize in advance, but this is my one pre-existing contribution to the world that mentions mapping of Drosophilia brains, and having just used it in its intended "copypasta" role this morning, I was excited to coincidentally see this Emulation link on HN this morning.
https://gist.github.com/scottvr/f968b65bedf7a4635a4cdd643628...
It is ludicrously-escalating grotesque sci-fi (intended for sending over SMS), so you can safely skip it if that's not your cup of tea.