Mindrift is seeking native Finnish speakers living in New York City for a 3-day in-person research study in Midtown Manhattan on smartphone and app usage. Participants will demonstrate how they use their devices and apps, share everyday activity examples, and complete questionnaires. Candidates must be at least 18 years old, fluent in Finnish and comfortable in English, have used a smartphone for over 3 years, and not work for a tech or AI company.