accessing
store
	| localFolder parameters |
	parameters := self queryParameters .
	(parameters class = NitterUser or:  [ parameters class = TwitterUser ]) 
		ifFalse: [ ^ self ].
	localFolder := (self dataStore / 'twitter.com' / parameters userName) ensureCreateDirectory.
	 self tweets do: [:each | each exportInto: localFolder ].
	 ^ localFolder