update tomb page with two more videos

Signed-off-by: Jaromil <[email protected]>

src/pages/software/tomb.md

@@ -116,6 +116,11 @@ Tomb also supports **deniable key storage** using steganography. One can `tomb b
 
 The command `tomb engrave` also allows to backup keys on paper by saving them as printable QR codes, to hide it between the pages of a book. To recover an engraved key, one can scan it with any phone and save the resulting plain text file as the tomb key.
 
+<a href="https://www.youtube-nocookie.com/embed/IgO19-3ffrY">
+<img src="https://github.com/dyne/dyne.github.io/assets/148059/183bd300-dfca-457d-b50b-2f8826dec187">
+</a>
+
+You can also watch this other video guide by Nerd on the Street.
 
 ## External applications
 
@@ -193,6 +198,12 @@ The encrypted home mechanism of most operating systems doesn’t make it easy to
 
 [EncFS](http://www.arg0.net/encfs) doesn’t need root access. But it has drawbacks: it implements weaker encryption, doesn't promote the separated storage of keys and exposes the size of each single file rather than hiding the structure of a folder.
 
+<a href="https://www.youtube-nocookie.com/embed/4VcJtj_oGqg">
+  <img src="https://github.com/dyne/dyne.github.io/assets/148059/05ae0f87-17c6-4937-a94d-a2549b00f45a">
+</a>
+
+Watch Tomb's development history in this infographic based on git commits.
+
 ## Compliancy
 
 Tomb qualifies as sound for use on information rated as "top secret"