The theme was 'Keep It Alive', and the basic concept of 'watering a plant' came from Quill18's livestream of his own entry (post-mortem here: https://www.youtube.com/watch?v=qNbRizQu3cA).
It was a fun way to finally push myself to learn how to use 'ncurses' in Python, something I've been meaning to do for a while but never saw the opportunity to do it without effectively re-writing one of my existing projects from scratch.