I think adding a note that there's an end would go a long way. I personally tried it once, killed something like 100 ants, thought "That's cute, but not interes

I think adding a note that there's an end would go a long way. I personally tried it once, killed something like 100 ants, thought "That's cute, but not interested in clicking on ants endlessly", and closed the game well before I lost.