Why should you buy Apple Pencil for your iPad?

Most of the people think that its used for fun as the kids use it for coloring and drawing on the ipad but, its going to be the future as it’s going to be used for forms and transactions as you can use it sign in a digital way. Yes it’s the future as there will be no need for papers and forms every transaction will be done through the ipad as it’s highly secured better than the old way using papers which can be modified while on the ipad every data will be saved on the web so that everything will be recorded so, what are you waiting for buy the Apple Pencil and keep updated with the technology .