Should you blow into your video game cartridges?

Blowing into cartridges. The practice has basically been around as long as video games have existed — almost like a magic formula. Cartridge isn’t working? Blow into it, and it’ll work again. But does it actually help?
Looking around on the internet, it’s pretty clear the answer here is “no,” as this MentalFloss article goes through. Nintendo even starting printing increasingly specific advice on the backs of its cartridges. On the SNES, it said to only use a