1. The use of the delete key from inside of a collection should be programable. (I should not be able to delete the underlying file when viewing it from a collection.)
2. If I can't choose what the delete key does when viewing a collection, I should be able to disable it.
3. Undo should be able to undo more than just 1 operation.
The vast majority of folks looking at these messages do not work for Adobe. We're trying to help folks solve issues.
I suggest you move your suggestion for Bridge to: