Thought I'd drop this here...
 

Found it by accident, thought it would be appreciated on BF.

Very cool! Thanks for posting it. :thumb:

@bobwysiwyg, glad you like it. It's pretty cool. There's also a making-of vid as well, if you're interested.

Yuh, I stumbled on this a couple days ago. Needs some tweaks, good suggestions in the comments, but a brilliant start. They've since taken it on a mountain trail and shaken out some other to-do items.

Take-away phrase was (paraphrasing from memory) "Until now, my mobility was limited to the pavement." Look on her face as she tried a curb, rolled over a grassy parkway, etc., is priceless.

Yes! What a coincidence. On my ride to work this morning I listened to a podcast about the obstacles wheel-chair users face when flying (and possible solutions.
https://www.bbc.co.uk/programmes/p04grdbc/episodes/downloads