Prepare L34 & L35 flip note

lectures/flipped/L34.md

@@ -6,6 +6,13 @@ This is a bit of a weird lecture in person since the content is a video. We have
 some exercises though. Context: how do you scale up web services from 1 user to
 11+ million users, with stops along the way.
 
+## Intro
+
+The first episode of the YouTube series is a good introduction:
+<https://www.youtube.com/playlist?list=PLIivdWyY5sqJrKl7D2u-gmis8h9K66qoj>
+
+Which I found from <https://github.com/upgundecha/howtheysre>
+
 ## Scalability
 
 Now, onto actual questions about practical scaling and AWS.

lectures/flipped/L35.md

@@ -3,7 +3,8 @@
 ## Roadmap
 
 I thought of 3 potential exercises in this DevOps space. We can look at them and
-decide which order to do them in (and how many to do).
+decide which order to do them in (and how many to do). The first two are based
+on L34 note.
 
 ## Naming
 
@@ -23,6 +24,13 @@ I figured out how to use GitHub Actions to compile the TeX files automatically.
 Probably the easiest CI thing is to run test cases for a project automatically.
 Pick some Java project and set up a GitHub action for it.
 
+## A Real Incident
+
+We can talk about how it can be avoided:
+<https://openssf.org/blog/2024/03/30/xz-backdoor-cve-2024-3094/>
+
+<https://www.openwall.com/lists/oss-security/2024/03/29/4>
+
 # After-action report, plam, 3 Apr 2023
 
 Did the naming exercise. Did not do the other exercises. Instead, we