bookmark the nuwa pen project, and check back in 6 month or so when/if experience reports are in. ( https://nuwapen.com/en-us https://nuwapen.com/en-us ) If y

bookmark the nuwa pen project, and check back in 6 month or so when/if experience reports are in. ( https://nuwapen.com/en-us https://nuwapen.com/en-us ) If you are willing to use special paper, there is existing Neo Smartpen ( https://shop.neosmartpen.com/ https://shop.neosmartpen.com/ ) Both will force use to us D1 ballpoint pen cartridges, so no suggestions in you must write with favorite fountain pen, or are a Hi-Tec-C only pen lifestyle.