Some time ago I decided to buy a new charger with at least 2 USB ports. And because we all live in a new bright USB-C era, I decided that it is time to buy a charger with USB-C ports to be future-proof. But to my surprise, all charges with USB-C ports cost way more than with USB-A ports.

At that time I attributed it to the manufacturer's greed to get more money on the new standard and I bought a charger with one USB-A and one USB-C port. But as it turns out, they cost more because of a completely different reason.

Thanks to this video, it turns out that a USB-A port can deliver a maximum of