JOHOR BAHRU – At the lobby of Johor’s Forest City Marina Hotel, a cafe has an exclusive menu and clientele. It serves high-protein meals alongside coffee and tea, but only to members of a technology commune.Dozens of young people in sneakers and sweatshirts filled the plush sofas in the glass-clad lobby overlooking Singapore’s Tuas across the Johor Strait. They were hooked to their laptops, practising a pitch, or swapping ideas on the latest tech projects they were building.They were participants of Network School. And for the struggling man-made metropolis in Malaysia’s southernmost state of Johor which has a reputation as…