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![David Dong](https://uploads.teamtreehouse.com/production/profile-photos/5220662/micro_imgres.jpg)
David Dong
5,593 PointsDeep dive
When I click on some courses, it says 'Deep Dive' as an intro with water around it. What does that mean compared to the other courses?
1 Answer
![Jason Anders](https://uploads.teamtreehouse.com/production/profile-photos/3512822/micro_Jason_s-Pic.jpg)
Jason Anders
Treehouse Moderator 145,860 PointsHi David,
I think that it was just a 'catch phrase' Treehouse used a while back. Most of those videos are still very informative, but just keep in mind that they are a bit older (1+ years).