diff --git a/journal/2021-04-20.md b/journal/2021-04-20.md
index 06043574b..6bba021e6 100644
--- a/journal/2021-04-20.md
+++ b/journal/2021-04-20.md
@@ -1,7 +1,16 @@
 # 2021-04-20
 
+- [[hn]]
+  - [[acid banger]]
+  - [[open source goes to mars]] 
+- I signed up for a 2h [[prolog]] course on coursera
+- TIL [[pip3 install google_speech]] gets you good TTS in Linux, way better than [[spd-say]]
 - [[do]]
   - [[pomodoro]]
     - [[write]] about [[do done trees]]
     - set up [[monitoring]] for [[moa]]
-    - set up [[monitoring]] for [[an agora]]
\ No newline at end of file
+    - set up [[monitoring]] for [[an agora]]
+  
+I'm going to try to start writing longer form in my journal entries; as of recently I've mostly done arbitrary-levelled item lists, which map nicely to trees, but I miss the expressivity of prose.
+
+This week is critical at work; there are many decisions to be made for my project, and two review sessions scheduled. I'm finding the concreteness of what needs to happen this week helpful; I dislike deadlines in general but whenever they actually make sense to me I find them useful and can get behind them.
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diff --git a/journal/acid-banger.md b/journal/acid-banger.md
new file mode 100644
index 000000000..73d1c2168
--- /dev/null
+++ b/journal/acid-banger.md
@@ -0,0 +1,5 @@
+# acid banger
+
+- [[go]] https://www.vitling.xyz/toys/acid-banger/
+  - [[ml]]
+
diff --git a/prolog.md b/prolog.md
index 78981d580..0d03916fe 100644
--- a/prolog.md
+++ b/prolog.md
@@ -1,10 +1,10 @@
 # Prolog
 
-- https://twitter.com/codexeditor/status/1367639852510896133
-- [[go]] [[wp]]
+- a [[programming language]]
+  - [[logic]] [[declarative]]
+  - [[wp]] https://en.wikipedia.org/wiki/Prolog
+  - [[go]] [[wp]]
+  - [[hn comment]] https://news.ycombinator.com/item?id=26874342
 
+https://twitter.com/codexeditor/status/1367639852510896133
 
-[//begin]: # "Autogenerated link references for markdown compatibility"
-[go]: go "Go"
-[wp]: wp "Wp"
-[//end]: # "Autogenerated link references"
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