I’ve used one for the past 15 years and I can wholeheartedly agree. This thing will most likely outlive me (I don’t think any future children would want it as part of an inheritance though). Your sense of taste will also improve because your tongue isn’t covered in gunk.
It depends on the type of supporting structure for the panels. In Germany a company built it tall enough to use their normal farm equipment: Image
I’ve seen pictures of massive tractors pulling several ploughs side by side in the US, that would most likely not work with this, but there are plenty of solutions for anything on a slightly smaller scale.
Just FYI: The chewing itself isn’t what makes the aspirin work faster. By breaking up the tablet you give it more surface area which allows it be dissolved faster in your stomach. You could create the same effect by crushing it in a glass and giving it to the person in need to drink if they can’t chew.
There you go (not mine): http://www.everystreetchallenge.com/ or https://citystrides.com/