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OSX File Icon Tip
Here’s a quick tip for OSX users:
Have you ever noticed the icon next to the file name at the top of your document?

File Type Icon
When it’s solid you have a saved file. If it’s grayed-out, changes have been made that need saving.
If you Cmd + click on the icon, you will see where the file has been saved. That is a real help sometimes!

Icon and file path
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