The Wall Street Journal writes that Fidji Simo, OpenAI's Chief Executive of Applications, will be in charge of the superapp.

Since Philadelphia is arranged on a grid system, the mostly one-way roads are easy to navigate. Helpful maps are posted along street corners across the city – watch for the "Walk! Philadelphia" signs ...

Along the riverbank of the Caloosahatchee is Fort Myers' downtown River District. Visit the Imaginarium Science Center, which is located here. This downtown area sits next to the Edison Park Historic ...