Earlier quoted context omitted.
"every single person I know uses Venmo" How does that happen. I don't know a single person who uses Venmo. Not one. I know a lot of people and I work in Tech.
Venmo is, effectively, a social network; it's going to get popular along social lines. Depending on whether it's caught on among your immediate friends and acquaintances, you'd expect to either know a lot of people using Venmo or very few.
Is Venmo similar?