Disappearing sponge

As I was doing the dishes today, I thought of something I needed to do, so I wrote myself a reminder.  I came back to the sink and the sponge had disappeared.  I checked in the dishwasher, the trash compactor, the counter... nothing.  Then I saw the sponge - it was "drying":

Ladies: note that the key phrase here is "As I was doing the dishes"