My two-wheel equilibrium Rulez have a Higher priority..

As with the well-known symbol for er Windoze Stability\ufffd:



-*-

{{\\______/}}
___\\____/
____\\__/
_____\\/____
//////////////


_*_ = a fly about to land



While that describes a 'point' problem of one dimension (much like the Manufacturer's mind$et) moving on to a plane/road, with only TWO wheels has a ~ flavor, so I think:

F= Gm1m2 / R2
[Along with the ever-popular F=ma + Peter Principles, natch]

..are the ones to remain in Awe of.





:-\ufffd