Why would a JPG file from 24 years ago show that the Size is 365KB but Size on Disk shows 128Mb. How can I see what makes up all that empty space? Is there any negative impact from a volume full of files like this? 

​Why would a JPG file from 24 years ago show that the Size is 365KB but Size on Disk shows 128Mb. How can I see what makes up all that empty space? Is there any negative impact from a volume full of files like this?      Read More

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