Most people will probably use the #Gemini app to remotely verify the suspected Nano Banana et al. content. That's potentially a tremendous source of data for how images spread even in private channels and what people find controversial or fake about them (including real images depicting unbelievable situations). I guess one could even track it later on model by model basis for some fine-tuning or adding guardrails.
Supercharging reports on 'Main sources of AI misinformation in X country 2027 presidential campaign'? Possibly.