The nouns-dictionary helps you look up and practice all cases and modi of regular and irregular nouns. 750 pictures can already be found in the nouns- dictionary. With every Russian word you can include as many examples, phrases etc. You can merge the dictionaries, create updates, im- and export vocabulary. You may also perform spell-checks and translate Russian text out of any program.
Toast has a great write up about hybrid cds.
They're just plain running out of space. Unfortunately I don't know where to look for this information. But there IS a work around posted in Apple's technical support page. Then move it to Apple Menu Items folder in the System Folder. You may need to delete the alias of Sherlock beforehand.