diff --git a/at_cache.md b/at_cache.md
index f0a8a60..ddc8597 100644
--- a/at_cache.md
+++ b/at_cache.md
@@ -1 +1,13 @@
-# @cache
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+# @cache
+The @cache decorator can be import with.
+´´´python
+from functools import cache
+
+@cache
+def some_loop_function():
+  mod25 = []
+  for i in range(1000):
+    if i%25:
+      mod25.append(i)
+  return mod25
+´´´
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