But if cunningly attacking the drag-rectangle from the more treacherous angle (the “inside” the widget rectangle area) then I can grab hold of the red little shunning rectangle, like so:
Fig 2. Gotcha! (from “inside” the widget rectangle)
OK, so there was an “expert setting” causing this (I don’t know how that got flipped form false to true, but anyway, lets keep the property name secret so no one else is tempted to cause themself harm… )
Thanks to McNeel who spotted the problem over remote control. Super good super fast support!