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## *Discussion thread for* **Dyalog Webinars:**  A closer look at the new primitives in version 16.0

Morten takes a closer look at  
- *where* `⍸⍵`
- *interval index* `⍺⍸⍵`
- *Nest* (enclose-if-simple) `⊆⍵`
- *At* `⍺(mod@sel)⍵`
- *Stencil* `(f⌺size)⍵`

> **NOTE**  
> This is essentially a test-post for the video discussion thread concept

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