- 2.4 GHz Wi-Fi: long range, can go through walls, fast but not very fast
- 5.0 GHz Wi-Fi: much shorter range, cannot go very far through walls, quite fast
- Li-Fi: long range (?), cannot go through any walls, very very fast
@abucci@anthony.buc.ci @prologic@twtxt.net neat.. I saw this one quite a while ago. it is strictly line of sight and blocked by walls or things. The use cases were to have it integrated in the lights in a room and provide super fast connections to devices in an office or coffee shop.