If you want something added to this main post, you can add a comment and I'll consider adding it. It doesn't just need to be about these methods, anything of value to general people in one place is the idea. My aim is to make this as non-technical as possible and so I'll try keep the language as consistent as possible, but there is some language you'll need to know and understand in some form. Key Language How to use the calculator Why there isn't one perfect conversion f