I've found it very good at removing deep routed stuff, and it's helped me remove some annoying reg entries that kept a now non existing company's security software reminder that was bundled with my machine.
...... Plus it allowed me to fix another reg problem (ask entries) that stopped me using IE.
(nascondi) Mantieni la tua casella postale pulita archiviando i messaggi importanti ed usando regolarmente l’opzione di cancellazione tutti i messaggi. (pauloaguia) (mostra tutti i suggerimenti)