With AttributeMagic Pro you can extract date-time stamps from file or folder name and assign it to any date-time property.
Assume you have file(s) named
020708 45 USA Salmon River.jpg
020708 49 USA City Park.jpg
With our date-time extraction feature you can assign date 02-07-2002 to the PictureTaken tag.
Date-time data can be extracted from any string tag/metadata and assigned to any date-time tag/metadata.
You can specify customer template to use with date-time extraction feature: