
yes yes yes !
Everytime I see this though, I question because it would be extremely dangerous for someone colorblind
there is always a flaw dammit…
There’s no flaw, because the ‘sand’ is always at a different level.
If it’s full, go.
Halfway, it’s stop.
Bottom is full or you see a number, prepare to stop/go.
Simple, even to the colorblind.
(Source: monicarosejoan, via neversleepingmangaka)









