2) OEC and YEC are interchangeable depending on cosmic perspectives, God and man.
Maybe it is a "young" creation from God's perspective, but from the perspective mainstream science sees, the Earth is old. Are the YEC's looking at it from God's perspective or from science's perspective?
5) The geo-column has undergone effects of time in a mysterious manner we perceive little about.
You may perceive little about it, but such is not the case for the geologists that actually study the rocks. The Earth's geology is the result of a vast sequence of understandable processes and events.
Moose