Table of Contents DIY AI Motivation DIY AI Research Questions DIY AI Related Work DIY AI Methods DIY AI Findings RQ1 DIY AI Findings RQ2 DIY AI Findings RQ3 v1 DIY AI Findings RQ3 v2 DIY AI Posts RQ3 DIY AI Codebook RQ3 DIY AI Timeline Defining open AI systems Three levers of control, six levels of transparency