We have some projects that we want to revisit for minor changes/additions. I don't like to batch convert a file unless there's a good reason to do so & I would like to open the file in its' "native" format. The date of a file doesn't always tell me that info until one opens the file. For example, a project could have been started in VW 2014 and worked on until 2016. It could have been one of four different versions of VW. Short of adding some kind of note in the folder it would be helpful if