Thank you for your feedback!!! Happy to hear you liked it.
Yes, there is a bug which I could not fix about no collection of blue in further zoom out.
Thx for the ideas for expansion (other balls I did not think about, but that's good: positive and negative balls) and shrinking.
Today I might not be able to play your game. I am here at a Mac. My PC is at home. Played your game, I thought "wow, great art style and music and story telling", rated it.