>In that case a change (two in fact) actually happened. No big deal, just unexpected.
Just in case you are not aware of this: You can see whether the value "really changed" by comparing Field with OldVal(Field).
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
