README.md in pinpress-1.6.0 vs README.md in pinpress-1.6.1

@@ -107,12 +107,17 @@
 * `-e`: the end date to use (also uses [Chronic](https://github.com/mojombo/chronic "Chronic"))
 * `-m`: the PinPress template to use
 * `-n`: the number of pins to return (e.g., 20)
 * `-t`: a CSV list of tags (e.g., "tag1,tag2") that must exist for the returned pins
 
+## Output
+
 By default, pin template text will be output to the terminal; you can use the
-`-c` switch to output it to the system clipboard instead.
+`-c` switch to output it to the system clipboard instead. This flag makes use
+of the [clippy](https://github.com/envygeeks/clippy) gem, which
+allows for cross-platform system clipboard access. Make sure you read its
+[README](https://github.com/envygeeks/clippy/blob/master/Readme.md).
 
 ## Getting Pins From a Date Forward
 
 ```bash
 $ pinpress pins -s 2014-01-01
@@ -170,11 +175,16 @@
 
 * `-m`: the PinPress template to use
 * `-s`: the start date to use (uses [Chronic](https://github.com/mojombo/chronic "Chronic"), which allows dates like "last Tuesday")
 * `-e`: the end date to use (also uses [Chronic](https://github.com/mojombo/chronic "Chronic"))
 
+## Output
+
 By default, pin template text will be output to the terminal; you can use the
-`-c` switch to output it to the system clipboard instead.
+`-c` switch to output it to the system clipboard instead. This flag makes use
+of the [clippy](https://github.com/envygeeks/clippy) gem, which
+allows for cross-platform system clipboard access. Make sure you read its
+[README](https://github.com/envygeeks/clippy/blob/master/Readme.md).
 
 ## Getting Tags From a Date Forward
 
 ```bash
 $ pinpress tags -s 2014-01-01