Oo I totally thought the same thing hahaha
Yeah the aether tracker & coin tray were really not obvious! In retrospect, they should probably just be binary states - do you have some of the resource or not.
It seemed like getting a proper counter in GB Studio was going to be tricky, so I abandoned that idea for the jam. This is why the timer is just an actor that slowly walks across the screen on top of a static background rather than a proper countdown!