Tech developers, tinkerers, device engineers, artists, and start-up founders are experimenting with ChatGPT and other generative artificial intelligence platforms—including at NextFab, a Philadelphia firm that offers digital hardware and software tools, know-how and venture funding to fee-paying users.Tech developers, tinkerers, device engineers, artists, and start-up founders are experimenting with ChatGPT and other generative artificial intelligence platforms—including at NextFab, a Philadelphia firm that offers digital hardware and software tools, know-how and venture funding to fee-paying users.Business[#item_full_content]