For those advocating a dialog confirmation, here's a relevant article from a usability professional, explaining why confirmation dialogs don't work in general as a way to protect user data:
Never use a warning when you mean Undo http://www.alistapart.com/articles/neveruseawarning
I think this is the central point in the linked article: "interfaces that don’t respect habituation are very bad"
For those advocating a dialog confirmation, here's a relevant article from a usability professional, explaining why confirmation dialogs don't work in general as a way to protect user data:
Never use a warning when you mean Undo www.alistapart. com/articles/ neveruseawarnin g
http://
I think this is the central point in the linked article:
"interfaces that don’t respect habituation are very bad"