diff --git a/0x.md b/0x.md
index 3262a007e..cbdb831cd 100644
--- a/0x.md
+++ b/0x.md
@@ -1,4 +1,6 @@
 # 0x
 
+- a [[person]]
+  - [[friend]]
 
 
diff --git a/both.jpg b/both.jpg
new file mode 100644
index 000000000..327aa7bd7
Binary files /dev/null and b/both.jpg differ
diff --git a/dual.md b/dual.md
index 466d34772..eca202d5b 100644
--- a/dual.md
+++ b/dual.md
@@ -1,5 +1,7 @@
 # dual
 
 - a [[project]]
+  - "amplifying knowledge work through user-defined assistants"
   - by [[psionica]]
+  - [[go]] https://psionica.org/tools/dual/
 
diff --git a/journal/2021-08-12.md b/journal/2021-08-12.md
index cc325a972..0bc0dfa55 100644
--- a/journal/2021-08-12.md
+++ b/journal/2021-08-12.md
@@ -3,4 +3,5 @@
 - [[twitter]]
   - [[atrasados 1000 años]]
 - [[psionica]]
-  - [[dual]]
\ No newline at end of file
+  - [[dual]]
+- [[0x]]
\ No newline at end of file