Demo of Noodler's Flex Pen, budget pen available from www.gouletpens.com in USA, and reviewed in detail on my shorthand website . It writes Pitman's Shorthand beautifully and the friction-fit feed and nib are fully adjustable for both flex and ink flow by any novice. Average speed in video is 70 wpm:
There are many videos on http://stoptextsstopwrecks.org/tagged/video on the dangers of texting whilst driving or crossing roads. This also applies to visualising shorthand whilst out and about:
https://youtu.be/0uTxRWTIyzA?t=60 "Not Just A Text"
https://youtu.be/fgBWKSIX2Hc "It's Not Safe"
https://youtu.be/TZG3pHiIPsI "Todd's Texting Troubles"