A trend among SV developers to make apps that perform it's function in a simple button press. Many hold the belief that if you can't do your apps function in one button, it doesn't pass the test for a powerful app in todays age. Whether that's true or not is a completely different story.
Antonio: Yo is such a great one button app. I can send you Yo's anytime with the press of a single button.
Zeeshan: Yo, stop sending me yo's.