Following his teeny housing concept built on the back of a rickshaw, designer arun prabhu n g returns with what he’s calling the world’s tiniest tea stall ever made. Chaigaadi measures just 1.5 sqft and it packs all the amenities of a café into a portable box that folds out. The project was created by the billboards® collective, the studio founded by arun, for hyderabad-based café chain, chai kahani…