I treat them as personality sorting tools. Good fun, not too seriously.
That 4-square test, I only took 3 times:
But I’ve taken others too, Always end up more or less similar to “myself”.
Those three samples, each two yrs apart, only shifted up and right or down and left a tiny bit, so my opinions on things is probably relatively consistent.
As far as the overlay, I picked that one as it was the most logical to me.