update action syntax and start application

1 files changed, 16 insertions, 0 deletions

diff --git a/docs/index.md b/docs/index.md
index 8d651be..57a8faf 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -16,10 +16,25 @@ This specification not only describes the language syntax but it's implementatio
 
 * No operator precedence
 
+* No default variables
+
 * Type inference
 
 * All code can be run asynchronously
 
+* No built in asynchronous callback functions
+
+```text
+readFile("filename", callback(data))
+// langauge equivalent
+Fn[name; callback] $ (
+    ( read_file ) : `use "io"
+    callback `call read_file `call name
+) `fork ("filename"; callback)
+```
+
+* Automatically use threads
+
 * Minimal dependencies, most X64 Linux distros shouldn't need to install anything to compile and run the source
 
 * Lightweight, can run a VPS with 1 CPU Core and 1 Gigabyte of RAM
@@ -28,3 +43,4 @@ This specification not only describes the language syntax but it's implementatio
 
 1. ##### [Syntax](./syntax/index.md)
 2. ##### [Type System](./type_system/index.md)
+3. ##### [Application](./application/index.md)