Validation: Excellent Work Restorer. Rembrandt Repairer: Swapped the fuse in Restoration Chamber 3. Defragmentation: Collected all the Memory Fragments. Déjà Vu: Rang the bell in the Institute upon your return. Hoarder: Filled the shelves in The Case. Photography: Taken every Core Memory Photograph. The Knocker: Heard the complete tale of The Knocker. The Restorer: Restored all of the plaques. Concern: Listened to all the Voicemail messages. Clever Clogs: Restored 5 Projectors. Smarty Pants: Restored 10 Projectors. Genius: Restored 15 Projectors. Lucid: Restored 20 Projectors. Source: PSMania