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-rw-r--r--readme.md9
1 files changed, 8 insertions, 1 deletions
diff --git a/readme.md b/readme.md
index 522ffe6..5345195 100644
--- a/readme.md
+++ b/readme.md
@@ -14,4 +14,11 @@ varying ways to make a CSV, it's described in detail below.
 	- `mtime`: time file was last modified
 	- `atime`: time file was last accessed
 - if the `path` contains a comma (`,`) or a backslash (`\`), it is escape with a backslash
-- if any one of the time cannot be attained, the field is left empty.
\ No newline at end of file
+- if any one of the time cannot be attained, the field is left empty.
+
+**behavior:**  
+prints a row for the current directory, a row for each file, and
+then goes into each directory recursively.
+
+this results in reading the directory twice as to not cache the
+directory listings in memory.
\ No newline at end of file