Update README.md

Author: jaybdub

README.md

@@ -17,9 +17,11 @@ If you find an issue, please [let us know](../..//issues)!
 ```bash
 git clone https://github.com/NVIDIA-AI-IOT/torch2trt
 cd torch2trt
-python setup.py install --user
+sudo python setup.py install
 ```
 
+> JetCam is tested against a system configured with the [JetCard](http://github.com/NVIDIA-AI-IOT/jetcard) setup.  Different system configurations may require additional steps.
+
 ## Usage
 
 Below are some usage examples, for more check out the [notebooks](notebooks).