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 * `switch mine` will switch current stream to personal stream. `-f` and `-d` will work as well.
 
+__Smart shell__
+
+* Put anything to terminal, the app will try to eval and display result as a python interactive shell.
+  * `142857*2` or `101**3` like a calculator.
+  * Even `cal` will show the calendar for current month.
+  * Put `order_rainbow('anything')` or `random_rainow('wahahaha')` will make more fun :)
+
 For example see the screenshot above.
 
 ## Bug and feature requests