This is mentioned in the article > Of course, Li-Fi isn’t going to sweep away Wi-Fi and 5G alternatives (nor wired networks). Radio waves still have a distinct

This is mentioned in the article > Of course, Li-Fi isn’t going to sweep away Wi-Fi and 5G alternatives (nor wired networks). Radio waves still have a distinct advantage with regard to transmission through the atmosphere at great distance, and though opaque objects. Instead, work must concentrate on using horses for courses – with Li-Fi advantages being harvested where possible.