diff --git a/journal/2021-03-26.md b/journal/2021-03-26.md
index 531fc8d05..d58f33a75 100644
--- a/journal/2021-03-26.md
+++ b/journal/2021-03-26.md
@@ -13,7 +13,7 @@
 - [[wittgenstein plays chess]]
 - [[tree structures]]
   - [[tree structures]]
-- 
+- [[rc]]
 - [[push]] [[etherpad]]
   - [[etherpad plugins]]
   - [[restore etherpad revision]]
diff --git a/rc.md b/rc.md
new file mode 100644
index 000000000..255cade3a
--- /dev/null
+++ b/rc.md
@@ -0,0 +1,4 @@
+# rc
+
+https://twitter.com/flancian/status/1375511684186398720
+