Definition
The SPI model describes how SNS emotion travels across platforms: Instagram saves, YouTube reassures, and TikTok stimulates impulsive action.
Fieldwork observation suggested that tourism motivation is no longer formed through a single advertisement or platform.
A person may save an atmosphere on Instagram, confirm feasibility through YouTube, then move impulsively after TikTok reactivates emotion.
Save → Plan → Impulse describes this sequence as a path from emotional resonance to real-world movement.
Related Concepts
Atmospheric UXFieldwork from Rural JapanHCII2026