diff --git a/1984/anonymous/README.md b/1984/anonymous/README.md
index f43e7c77d..8927050cd 100644
--- a/1984/anonymous/README.md
+++ b/1984/anonymous/README.md
@@ -15,6 +15,38 @@ program has a well known connection with the C programming language.
 This program is a unique variation on the age old "Hello, world"
 program.  What reads like a read may be written like a write!
 
+NOTE: this entry will probably not work under macOS with the Apple chips (Intel
+should be fine though we have no way to test this). Although it will compile
+cleanly it will not print anything out. More specifically, on modern systems one
+might need to specify `-m32` but the Apple chips which are arm64 based will not
+compile this entry:
+
+
+	ld: unknown/unsupported architecture name for: -arch armv4t
+	clang: error: linker command failed with exit code 1 (use -v to see invocation)
+	make: *** [anonymous] Error 1
+
+We were able to get it to work under linux on a 64-bit machine without
+specifying `-m32`. However this will fail under the Apple chips because it is
+arm64. If we specify `-arch i386` it will not compile:
+
+	Undefined symbols for architecture i386:
+	  "_write", referenced from:
+	      _read in anonymous-a2a56d.o
+	ld: symbol(s) not found for architecture i386
+
+
+If we add to the CFLAGS `-include unistd.h` we will run into another problem:
+
+
+	anonymous.c:2:25: error: conflicting types for 'read'
+	o, world!\n",'/'/'/'));}read(j,i,p){write(j/p+p,i---j,i/i);}
+				^
+	/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/unistd.h:472:10: note: previous declaration is here
+	ssize_t  read(int, void *, size_t) __DARWIN_ALIAS_C(read);
+		 ^
+
+
 Copyright (c) 1984, Landon Curt Noll.
 All Rights Reserved.  Permission for personal, educational or non-profit use is
 granted provided this this copyright and notice are included in its entirety
diff --git a/1984/laman/README.md b/1984/laman/README.md
index da3497cc4..ac15c5050 100644
--- a/1984/laman/README.md
+++ b/1984/laman/README.md
@@ -19,7 +19,7 @@ to:
 	;++f)a[		b<<5|c]		=d++,b+=	e;for(		f=0;f<O
 	<<5|c]^=	a[b<<5		|c]^=a[		(k-(b+1		))<<5|c]
 
-I hope you have the C beautifier! The program accepts ONE positive
+I hope you have a C beautifier! The program accepts ONE positive
 argument.  Seeing is believing, so try things like:
 
 	./laman 4
@@ -28,6 +28,10 @@ argument.  Seeing is believing, so try things like:
 
 This code should run you in circles.
 
+NOTE: this program will likely segfault if you do not provide an argument and it
+will not print anything if the number is not positive or not a number.
+
+
 Copyright (c) 1984, Landon Curt Noll.
 All Rights Reserved.  Permission for personal, educational or non-profit use is
 granted provided this this copyright and notice are included in its entirety
diff --git a/1987/korn/README.md b/1987/korn/README.md
index f934bd868..38945fd49 100644
--- a/1987/korn/README.md
+++ b/1987/korn/README.md
@@ -14,7 +14,7 @@ USA
 ## Judges' comments:
 
 The Judges believe that this is the best one line entry ever received.
-Compile on a UN*X system, or at least using a C implementation that
+Compile on a `UN*X` system, or at least using a C implementation that
 fakes it.  Very few people are able to determine what this program
 does by visual inspection.  I suggest that you stop reading this
 section right now and see if you are one of the few people who can.
diff --git a/1987/lievaart/README.md b/1987/lievaart/README.md
index 4fdb929ff..f713b9584 100644
--- a/1987/lievaart/README.md
+++ b/1987/lievaart/README.md
@@ -35,8 +35,6 @@ program.  The file lievaart2.c contains what the program would have
 been without the size restriction.  This version has the full end game 
 logic and displays the board after each move!
 
-NOTE: This entry requires a non-standard K&R C compiler to compile.
-
 Copyright (c) 1987, Landon Curt Noll & Larry Bassel.
 All Rights Reserved.  Permission for personal, educational or non-profit use is
 granted provided this this copyright and notice are included in its entirety
diff --git a/1992/ant/README.md b/1992/ant/README.md
index 9c8be6cfb..51291de9f 100644
--- a/1992/ant/README.md
+++ b/1992/ant/README.md
@@ -17,6 +17,7 @@
 
 ## Judges' comments
 
+
     Like much of Posix, obfuscation has its place.  Your task is to
     figure out where.
 
diff --git a/1992/buzzard.1/README.md b/1992/buzzard.1/README.md
index dc72bddc5..456f92f57 100644
--- a/1992/buzzard.1/README.md
+++ b/1992/buzzard.1/README.md
@@ -99,12 +99,12 @@ Most Obfuscated Algorithm:
       The simulated comparison operations only work with a certain
       range of numbers; numbers that are too large will cause the
       output code to fail to simulate the input code.  This means
-      that this implementation of babble would not be turing-complete,
+      that this implementation of babble would not be Turing-complete,
       even if the AE could process indefinitely-sized numbers.
       However, this is actually a constraint that no actual computer
       can meet, either, so we can conclude that if an AE, with
       card bins connected as suggested above, were hooked up to
-      a memory unit of sufficient size, it would be as turing
+      a memory unit of sufficient size, it would be as Turing
       complete as any existing machine (or, for those who
       interpret that excessively critically, i.e. "not at all" for
       both, we can simply say that the AE could simulate any
diff --git a/2014/vik/README.md b/2014/vik/README.md
index 2e749e4c0..7b87237e9 100644
--- a/2014/vik/README.md
+++ b/2014/vik/README.md
@@ -36,15 +36,15 @@ might help? :-)
 ## Author's comments:
 ### Remarks
 
-This program converts ascii text to morse audio file and vice versa. As far as
+This program converts ascii text to Morse audio file and vice versa. As far as
 I can tell, there are at least six chocolate references in this program.
 
-This program can convert text to morse to a raw 44.1kHz stereo audio file.
-Via streaming to mplayer, you can listen to the morse audio.
+This program can convert text to Morse to a raw 44.1kHz stereo audio file.
+Via streaming to mplayer, you can listen to the Morse audio.
 
 Don't forget the last '-' as it makes mplayer read from stdin.)
 
-## Convert audio file with morse signals to text
+## Convert audio file with Morse signals to text
 
     $ ./prog e < audio_file.raw
 
@@ -67,8 +67,8 @@ declaration in order for the program to run correctly:
 ### Known Issues
 
 The program uses a quite simple algorithm for detecting tone on and off events
-in the morse signal.   Hence the program  does not work well  with noisy input
-signals. I have tested it with several samples of man made morse recordings as
+in the Morse signal.   Hence the program  does not work well  with noisy input
+signals. I have tested it with several samples of man made Morse recordings as
 well as computer generated ones.
 
 Generally, any recording from ham  radio transmissions  does not decode due to
diff --git a/2018/ferguson/.gitignore b/2018/ferguson/.gitignore
index 3eeb2ce5f..af210664e 100644
--- a/2018/ferguson/.gitignore
+++ b/2018/ferguson/.gitignore
@@ -2,4 +2,5 @@ prog
 prog-simple
 prog.orig
 weasel
-weasel-simple
\ No newline at end of file
+weasel-simple
+prog
diff --git a/guidelines.html b/guidelines.html
index ec32d60e0..77641b1b8 100644
--- a/guidelines.html
+++ b/guidelines.html
@@ -6,6 +6,6 @@
    <TITLE>Current IOCCC Guidelines</TITLE>
 </HEAD>
 <BODY TEXT="#000000">
-<P>The <A HREF="/2013/guidelines.txt">current guidelines</A></P>
+<P>The <A HREF="/2020/guidelines.txt">current guidelines</A></P>
 </BODY>
 </HTML>