Having a grandfather who’s a retired physics professor is great

“Oh Lukadjo, did you hear about the 5G-”

“5G uses 80 millimetre waves.”

“Huh, well that’s… like 8 centimetres, that’s not dangerous at all! UV rays only start at 400 nanometres. What the heck are these news people talking about? Oh, wait is WaytsApp spelled without a y?”

“It’s WhatsApp.”

“That makes way more sense. So wait, 4G has longer waves right? How is 5G going to work in a mountainous area?”

Who would have thought so many conspiracy theories can be debunked with basic knowledge of physics