Flying cars will be the future but I wouldn't buy a flying car today.
Brain-computer interfaces will be the future but I wouldn't implant a chip in my brain today.
Personal AI assistants will be the future but I wouldn't pay $350 for ChatGPT today.
Lot's of things will be great in the future. Bringing it up in the context of existing, silly products is a bit pointless.
Yeah, coal is also free. I just lays there in the ground. It doesn't cost any money to make it. Obviously you need infrastructure to mine it and burn it but other than that it's free. Right?