Sonder’s founders couldn’t bear to encounter one more dating app profile in which someone boldly declared that their most controversial opinion is that they like pineapple on pizza.  “We didn’t learn that people are frustrated through user calls or interviews or any of that,” co-founder Mehedi Hassan told TechCrunch. “We learned that through our own experience — we’re just like, this can’t be it.”  This observation — that dating apps are a slot machine of misery — is about as unoriginal as bragging on Hinge that you were Time Magazine’s 2006 Person of the Year (we all were!). So Hassan and three friends, all in their mid-twenties, set out to create an app that doesn’t suck. With Sonder, the four London-based founders — Mehedi Hassan, Helen Sun, Lenard Pratt, and Hannah Kin — sought to create an app that felt less like a job application and more like Pinterest or MySpace. (They mention MySpace as an inspiration, despite being too young to have used it at its peak.) “With the format of existing dating apps, the …