This is not strictly speaking a TeX question, but I think every TeX author will have been confronted by it at some point.
What convention do you follow when naming PDF copies of articles downloaded from the web?
I used to follow the same naming convention I used for BiBTeX entries, i.e. main author:year:title initials. For example, the "Go To Statement Considered Harmful" by Dijkstra (1968) would be saved as
Now I'm not so happy about this convention because the colon, which was fine while I was working under Windows, is a reserved character under UNIX.
Corollary question: what convention do you follow for BiBTeX entries?