>An interesting variation theme example that springs to my mind is mikl&Gledhill's
>retro of Noblesse Oblige at Buffalo. The route did not have bolts to start
>with, but when the possibility arose that another bolter was going to retro
>it, then they did the job themselves because they wanted to retain as much
>of the original flavour of that climb within the modern safety concept
>(read balance), as they could!
>~> There are obviously many shades of grey!
>
Hehehe, it could possibly have something to do with whom the other bolter was. Noblesse would be a very different route with 60 bolts instead of the less than 20 (including the double bolt anchors) that there are now.