README updates

apps/pc/README.md

@@ -9,7 +9,11 @@ Below are selected demos of classic IBM PC applications running on [PCjs](/docs/
 * [ThinkTank (1987)](1987/thinktank/)
 * The Dungeons of Moria (1988, [1992](1992/moria/))
 
-More software is available in the [IBM PC Disk Archive](/disks/pc/).  
+Additional software is available in the [IBM PC Disk Archive](/disks/pc/).
+
+Learn more about
+[Application Demos](https://github.com/jeffpar/pcjs/tree/master/apps/pc) in the
+[PCjs Project](https://github.com/jeffpar/pcjs) on [GitHub](https://github.com/).
 
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disks/pc/README.md

@@ -9,7 +9,13 @@ Below are selected Disk Sets featuring "Ready-to-Boot" machine configurations:
 
 You can browse the rest of the disk archive by type.  There is no search capability at this time.
 
-### Disk Sets and Manifests
+Learn more about
+[Disk Sets](https://github.com/jeffpar/pcjs/tree/master/disks/pc) in the
+[PCjs Project](https://github.com/jeffpar/pcjs) on [GitHub](https://github.com/).
+
+<!--BEGIN:EXCLUDE-->
+
+### Developer Notes: Disk Sets and Manifests
 
 Collections of related disks are organized into *Disk Sets* which can then be loaded from the
 [FDC (Floppy Disk Controller)](/docs/pcjs/fdc/) component of an [IBM PC Machine Configuration](/devices/pc/machine/).
@@ -77,3 +83,5 @@ or via the PCjs server's DiskDump API:
 	http://www.pcjs.org/api/v1/dump?path=/apps/pc/1981/visicalc/bin/vc.com&format=json
 
 Learn more about PCjs disk image formats [here](/disks/).
+
+<!--END:EXCLUDE-->