A few documentation updates.

README.md

@@ -1,5 +1,10 @@
 # Cthulhu 
 
+## Note
+
+If you somehow stumbled across this while looking for a desktop screen reader for Linux, you most likely want [Orca](https://orca.gnome.org/) instead. Cthulhu is currently a supplemental screen reader that fills a nitch for some advanced users. E.g. some older QT based programs may work with Cthulhu, and if you use certain window managers like i3, Mozilla applications like Firefox and Thunderbird may work better.
+
+
 ## Introduction
 
 Cthulhu is a free, open source, flexible, and extensible screen reader
@@ -20,7 +25,7 @@ Cthulhu has the following dependencies:
 
 * Python 3         - Python platform
 * pygobject-3.0    - Python bindings for the GObject library
-* libpeas          - GObject based Plugin engine
+* pluggy          - Plugin and hook calling mechanisms for python
 * gtk+-3.0         - GTK+ toolkit
 * json-py          - a JSON (<https://json.org/>) reader and writer in Python
 * python-speechd   - Python bindings for Speech Dispatcher (optional)
@@ -30,7 +35,6 @@ Cthulhu has the following dependencies:
 * py-setproctitle  - Python library to set the process title (optional)
 * gstreamer-1.0    - GStreamer - Streaming media framework (optional)
 * socat            - Used for self-voicing functionality.
-* libpeas          - For the plugin system.
 
 You are strongly encouraged to also have the latest stable versions
 of AT-SPI2 and ATK.