1 files changed, 3 insertions, 1 deletions

diff --git a/README.md b/README.md
index 9e31fe9..a5607ce 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,6 @@ C++ wrapper for [mgl](https://git.dec05eba.com/mgl/about/)
 ## Build
 `xlib`
 ## Runtime
-`libglvnd (libGL.so)`
\ No newline at end of file
+`libglvnd (libGL.so)`
+# Notes
+Every window _get_ function is cached from the last event poll, no calls to x11 is made.