Wait. @instagram strategically *withholds* "likes" from users that they believe might disengage hoping they'll be disappointed and recheck the app?! Harvesting painful insecurities. This is so messed up. theglobeandmail.com/technology/you…
Apparently @Twitter uses a similar approach. You'll notice there is a short delay after the page loads for when the # of notifications bubble appears. WTF. Small trickery. Source: samharris.org/podcast/item/w…