It is possible to find out what has happened to a file since it was created in Huddle by looking at the audit trail or 'Activity' list. You can see this button at the bottom of each file details below the preview.
When looking at the activity list you will be able to see the most recent actions that have happened to that file. The audit will show you the user that completed the action, what they did (e.g. viewed or downloaded the file), the name of the file, and when they did so.
You can also filter the activity list by type of action or by user:
See this article for information on how to view the version history and download old versions.