It shouldn't be necessary, but where ever possible, I use ZIP for transfers, because
it adds another transfer security layer, not only for file integrity.
Also, Filippo, don't use any special chars. DOM precludes anything except a very basic
charset from being used in it's interface for CPL naming, but you can never be
absolutely sure when doing changes to transfer files, folders, media, etc.
Use A-Z, a-z, numbers, '-' and '_' only. I think that is what DOM does
currently when naming a DCP/CPL or creating files.
- Carsten