accessing
storeContents

	| objectString directory tempFile oldFile dehidratated |

	dehidratated := self copy.
	dehidratated tweets: nil.	
	objectString := STON toStringPretty: dehidratated.
	directory := self folder ensureCreateDirectory.
	oldFile := directory / 'profile', 'ston'.
	
	oldFile exists ifFalse: [
		^ MarkupFile exportAsFileOn: oldFile containing: objectString ].
	
	tempFile := MarkupFile 
		exportAsFileOn: FileLocator temp / self userName, 'ston' 
		containing: objectString.
		
	(tempFile contents hash hex = oldFile contents hash hex) ifFalse: [ 
		 oldFile copyTo: directory / 
		 	(oldFile basenameWithoutExtension ,  '-', 
		 		('-' join:((oldFile creationTime asLocalStringYMDHM) splitOn: ' ')), 
		 			'.ston'). 
			oldFile ensureDelete.
		 ^ { 'Profile changed' -> (tempFile moveTo: oldFile)} asDictionary ].
		 ^ { 'Same Profile' -> oldFile } asDictionary.