Old earth, young earth

I came across an interesting article by apologist Paul Copan who is a former young earth creationist, now an old earth creationist.
He takes on Biblical arguments against an old earth reading and concludes

For these and other reasons, a high view of Scripture does not require holding to 24-hour days in Gen. 1; there is greater flexibility, which leaves wide open the possibility of an old-earth view. Furthermore, other plausible approaches-such as Sailhamer's "textual creationism" ( "day" as 24 hours) or the literary framework hypothesis-allow for an ancient universe as well.

Previous posts on creation.....