A Puerto Rican official who has been in talks with Tesla Inc said the island is serious about transforming its energy infrastructure after it was leveled by Category 4 Hurricane Maria, despite questions about how such an overhaul would be funded. A Puerto Rican official who has been in talks with Tesla Inc said the island is serious about transforming its energy infrastructure after it was leveled by Category 4 Hurricane Maria, despite questions about how such an overhaul would be funded.