Everyone should have at least one of each.
Big fan here of the 25-06, (257 Roberts and the 257 Weatherby too) but if the power grid went down I would grab the 270. Theres lots of variety of shelf ammo and it is more reasonably priced that the 25-06. Both are great to reload.

A man only learns in two ways, one by reading, and the other by association with smarter people.