In high school, he built a DIY neural interface for a neighbor's paraplegic dog.
When he was 17 he expelled from MIT. for a privacy protest escalated into illegally accessing NSA's Utah Data Center.
Wally was interviewed by an unidentified government agent for the PreCrime Division. After the agent lists several of his activities during his early life, he was forced to join.
He questioned the morality of the PreCrime Division, utilizing three children (Agatha, Arthur, and Dash), and the agent justified sacrificing three lives to save thousands, if not tens of thousands.