It's the end of the line for Yik Yak

Yik Yak has been on its last legs for a while, and now the end is officially here. 
The anonymous, location-based messaging app that rose to popularity in 2014 will "begin winding down" over the next week, Yik Yak co-founders Tyler Droll and Brooks Buffington wrote in a blog post Friday.
Square — yup, the Jack Dorsey-led payments company — acquired some of the Yik Yak engineering team for $1 million. Unsurprisingly, Square didn't want the app. 
Yik Yak was once valued