"Larry Jaques" wrote
It _very_ likely didn't. I've seen idiots fill holes with water, toss
in the 4x4, dump in a bag of crete, stir with the 4x4, then set
vertical. The resultant lump 'o crete was nice and solid the week
after. I was fairly surprised. Do try to use as little water as
possible, though.


Sakrete makes a no-mix fence post formula. They also make a lightweight
aggregate mix.