I hate to be a total dork, but do you know you can do this using the windows(file) explorer? You can pick a folder, right click and choose properties, and recurse thru the folder and all files with the changes. Why beat yourself up writing a script when you can do it with a couple mouse manuevers?
And the same thing goes for the CACLS.EXE command which you commented out. It can recurse, and do everything you want, so why? you never explain to us this little point...
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