As of 2021, around 800 million people across the developing world lack access to electricity. Even though enabling universal access to electricity by 2030 is the UN's Sustainable Development Goal #7, and despite the efforts of many institutions, NGOs, and private parties to reduce energy poverty, achieving this goal remains a costly challenge. Moreover, traditional methods of electricity generation often involve the use of fossil fuels which contribute to climate change.

The researcher Raúl Bajo-Buenestado spoke about this issue in an i...