Deep delight
Deep delight is when a product meets all user needs perfectly, including functionality, usability, reliability, and pleasure. It goes beyond just looking good — it makes using the product feel smooth and effortless.
This type of delight is hard to achieve but very rewarding. Users experiencing deep delight are likely to recommend the product and keep using it. To create deep delight, you need to focus on making workflows simple and reducing any pain points. It's about building a product that works well and meets user needs at the right time. While not as flashy as surface delight, deep delight ensures a lasting, positive user experience.[1]
References
- A Theory of User Delight: Why Usability Is the Foundation for Delightful Experiences | Nielsen Norman Group

