Kinda off topic, but I'm staying on a 500 mbps pipe for now... simply because I don't see the reason for more. I could get up to 2 Gbit by making a phone call

Kinda off topic, but I'm staying on a 500 mbps pipe for now... simply because I don't see the reason for more. I could get up to 2 Gbit by making a phone call to my curent ISP but why?