Anecdata, but this was a big factor for me as well. Having joined somewhat early, they had me with the red badge like Pavlov with his bell. It was effective bec

Anecdata, but this was a big factor for me as well. Having joined somewhat early, they had me with the red badge like Pavlov with his bell. It was effective because of the variable reward. I logged in to see if there was a red badge. Now there’s always a red badge.