link to MK III REVISED

Mark_3/README.md

@@ -1,6 +1,8 @@
 #Ultracortex Mark 3
 *Development Period: July 2015 — September 2015*
 
+**Note:** Mark III has been depricated by the newer model [Mark III REVISED](https://github.com/OpenBCI/Ultracortex/tree/master/Mark_III_Nova_REVISED)
+
 ![image](image_assets/Mark3_2.jpg)
 
 ####Complete Ultracortex Mark 3 kits are [available for sale](http://openbci.myshopify.com/collections/frontpage/products/ultracortex-mark-3-eeg-headset-kit-assembly-required) in the OpenBCI Online Store!