endless left and right swiping on the touchpad xD
Its short enough for it to be ok no carpal tunnel and I didn't download some mouse tool to automate it. It got the potential for an idle game anyway. The upgrades feel almost too powerful to get for money instead of having to pick and choose one strategy over the other. Its very neat design, how the droplets evaporate on first touch reminds me of bloons but the satisfaction of them "popping" turns into panic fast when they rain down.