Go2Linux posted a tutorial about using find with boolean operators AND, OR, NOT
In these days when disk are everyday bigger and bigger as well as cheaper, you will find yourself storing everything, we almost never delete a file anymore, we just store it. But, I do not know about yourself, but sometimes it happens to me, that I can't just remember where a given file, picture, or song was archived.
So, I know I have it, somewhere in my disk, but not know where. You you might think I am not too organized, and you will be right with that statement,