FOR the past month signals to Heru Setyawan’s cellphone are on and off. At night, there is a full signal for his Mentari number. However, during the day, it’s a total blank. The resident of Sibang Kaja, Abiansemal, Badung regency, Bali can only grumble. “I can’t make or receive a call. Let alone send text messages,” said the annoyed 33-year-old man.

In the North Kuta area, including Badung regency, signals of several cellular operators