Market size is substantial given the widespread use of Instagram for discovery and planning, but the focus on 'days out' rather than trips narrows it. MVP is feasible with AI for plan generation and API integrations, though complexity can increase. Competition exists from general travel planners and Instagram itself, but the AI-driven personalization based on saved posts offers differentiation. Localization is strong as 'days out' planning is relevant globally, with local business data easily integrated.