Julia Vidal, co-founder of Badge, began with a simple problem: remote workers often roam the city searching for a workplace that won’t shoo them away. As coffee shops and cafés are increasingly adopting no-laptop policies, she envisioned a startup.What if partnered cafés allowed the reservation of a laptop spot, but just with a minimum spend, so everybody is happy? Basically, AirBnB, for café-based workspaces with proper WiFi.To test whether more people shared that pain, she made a simple protot...