diff --git a/1988/westley/README.md b/1988/westley/README.md
index eb478ccd3..356864ed6 100644
--- a/1988/westley/README.md
+++ b/1988/westley/README.md
@@ -23,7 +23,7 @@ code](#alternate-code) section below for how to use the original.
 Also try:
 
 ```sh
-./demo.sh
+./try.sh
 ```
 
 to show the code with followed by the result so you can truly see the magic.
diff --git a/1988/westley/demo.sh b/1988/westley/try.sh
similarity index 100%
rename from 1988/westley/demo.sh
rename to 1988/westley/try.sh
diff --git a/1991/fine/README.md b/1991/fine/README.md
index 5b7b67709..6b9b4a014 100644
--- a/1991/fine/README.md
+++ b/1991/fine/README.md
@@ -19,7 +19,7 @@ echo text | ./fine
 ## Try:
 
 ```sh
-./demo.sh
+./try.sh
 ```
 
 Make sure that you read the last line backwards! Credit goes to [Merlyn LeRoy (Brian
diff --git a/1991/fine/demo.sh b/1991/fine/try.sh
similarity index 100%
rename from 1991/fine/demo.sh
rename to 1991/fine/try.sh
diff --git a/2013/birken/README.md b/2013/birken/README.md
index e923ca224..9d3174bde 100644
--- a/2013/birken/README.md
+++ b/2013/birken/README.md
@@ -44,7 +44,7 @@ make clobber CDEFINE=-DZ=7500 alt
 
 perl -e 'map{map{print int(rand()*8);}(0..16);print chr(10);}(0..30);' | tr '[0-4]' ' '| ./birken.alt
 
-./demo.sh
+./try.sh
 ```
 
 If you wish to speed it up 200% you can use instead `-DZ=3750`. Doing this
@@ -65,7 +65,7 @@ Use `birken` as you would `birken.alt` above. To use the demo script with the
 original code, try:
 
 ```sh
-BIRKEN=birken ./demo.sh
+BIRKEN=birken ./try.sh
 ```
 
 PLEASE be careful if you are sensitive to flashing colours!
diff --git a/2013/birken/demo.sh b/2013/birken/try.sh
similarity index 100%
rename from 2013/birken/demo.sh
rename to 2013/birken/try.sh
diff --git a/2013/misaka/README.md b/2013/misaka/README.md
index 998c921da..b480c1f89 100644
--- a/2013/misaka/README.md
+++ b/2013/misaka/README.md
@@ -46,7 +46,7 @@ seq -f '%.0f  ' 45 | ./horizontal_cat - misaka.c
 Alternately you can just try:
 
 ```sh
-./demo.sh
+./try.sh
 ```
 
 NOTE: Use - for standard input.  For example:
diff --git a/2013/misaka/demo.sh b/2013/misaka/try.sh
similarity index 100%
rename from 2013/misaka/demo.sh
rename to 2013/misaka/try.sh
diff --git a/thanks-for-fixes.md b/thanks-for-fixes.md
index f42011dce..d4f9fd97b 100644
--- a/thanks-for-fixes.md
+++ b/thanks-for-fixes.md
@@ -644,7 +644,7 @@ was fixed by Misha Dynin, based on the judges' remarks, so that this would work
 with modern C compilers. We encourage you to try the alternate version to see
 what happens with current compilers! See the README.md files for details.
 
-Cody added the [demo.sh](1988/westley/demo.sh) script to show the magic of the
+Cody added the [try.sh](1988/westley/try.sh) script to show the magic of the
 entry as seeing the code with the result at once is far more beautiful.
 
 
@@ -1016,7 +1016,7 @@ there were other fewer restrictions and also by removing a cast that was
 not strictly necessary (this does create a new warning: `ordered comparison
 between pointer and integer ('char **' and 'int')` but it works just fine).
 
-Cody also added the [demo.sh](1991/fine/demo.sh) script which feeds the program
+Cody also added the [try.sh](1991/fine/try.sh) script which feeds the program
 some fun input for fun but mostly different output.
 
 ## [1991/westley](1991/westley/westley.c) ([README.md](1991/westley/README.md]))
@@ -2190,7 +2190,7 @@ sure if he wants to be thanked either :-) but we appreciate it nonetheless.
 
 ## [2013/birken](2013/birken/birken.c) ([README.md](2013/birken/README.md]))
 
-Along with the [demo.sh](2013/birken/demo.sh) that he added, Cody also added an
+Along with the [try.sh](2013/birken/try.sh) that he added, Cody also added an
 alternate version which allows one to control how fast the painting is done,
 based on the author's recommendations, except that Cody made it configurable at
 compile time just like he did with other entries (in all but one it was
@@ -2248,7 +2248,7 @@ clobber` will delete both and running `make clobber all` will ensure that the
 symlink is created. The `sflen.sh` script also explicitly makes sure to create
 the symlink as it uses it, even though it runs `make clobber all`.
 
-Cody also added the [demo.sh](2013/dlowe/demo.sh) script to more easily try the
+Cody also added the [try.sh](2013/dlowe/try.sh) script to more easily try the
 program.
 
 ## [2013/endoh2](2013/endoh2/endoh2.c) ([README.md](2013/endoh2/README.md))
@@ -2326,7 +2326,7 @@ this broke `make` which Cody also fixed.
 ## [2013/misaka](2013/misaka/misaka.c) ([README.md)[2013/misaka/README.md))
 
 As there are a lot of commands to try, Cody added the
-[demo.sh](2013/misaka/demo.sh) script to do this, sleeping for approximately 1
+[try.sh](2013/misaka/try.sh) script to do this, sleeping for approximately 1
 second between commands.
 
 
@@ -2496,7 +2496,7 @@ appears to fix the problem in both macOS and linux. Perhaps this is the problem
 that the author reported where it sometimes segfaults but Cody did not try
 debugging it since it works with `-O0`.
 
-He also added the script [demo.sh](2019/karns/demo.sh) to showcase the entry a
+He also added the script [try.sh](2019/karns/try.sh) to showcase the entry a
 bit more easily.
 
 ## [2020/endoh2](2020/endoh2/prog.c) ([README.md](2020/endoh2/README.md))
diff --git a/tmp/manifest.csv b/tmp/manifest.csv
index c27239b20..4749b02c7 100644
--- a/tmp/manifest.csv
+++ b/tmp/manifest.csv
@@ -331,7 +331,7 @@
 1988,westley,30,Makefile,null,null,makefile,null,true,github,how to compile
 1988,westley,40,westley.alt.c,null,alt,c,c,true,github,alternative source
 1988,westley,50,westley.orig.c,null,orig,c,c,true,github,original source
-1988,westley,100,demo.sh,null,null,shellscript,sh,true,github,how to run
+1988,westley,100,try.sh,null,null,shellscript,sh,true,github,how to run
 1988,westley,300,1988_westley.tar.bz2,mkwinnertbz2,null,tbz2,bz2,true,download,download winning source
 1989,fubar,null,README.md,null,null,markdown,md,false,null,null
 1989,fubar,null,.gitignore,null,null,gitignore,gitignore,false,null,list of files that should not be committed under git
@@ -620,7 +620,7 @@
 1991,fine,20,fine.c,null,main,c,c,true,github,winning source
 1991,fine,30,Makefile,null,null,makefile,null,true,github,how to compile
 1991,fine,50,fine.orig.c,null,orig,c,c,true,github,original source
-1991,fine,100,demo.sh,null,null,shellscript,sh,true,github,how to run
+1991,fine,100,try.sh,null,null,shellscript,sh,true,github,how to run
 1991,fine,300,1991_fine.tar.bz2,mkwinnertbz2,null,tbz2,bz2,true,download,download winning source
 1991,rince,null,README.md,null,null,markdown,md,false,null,null
 1991,rince,null,.gitignore,null,null,gitignore,gitignore,false,null,list of files that should not be committed under git
@@ -2900,7 +2900,7 @@
 2013,birken,100,boo.txt,null,null,text,txt,true,github,sprites in this textual format
 2013,birken,100,bub.txt,null,null,text,txt,true,github,sprites in this textual format
 2013,birken,100,cheepcheep.txt,null,null,text,txt,true,github,sprites in this textual format
-2013,birken,100,demo.sh,null,null,shellscript,sh,true,github,demo script with the original code
+2013,birken,100,try.sh,null,null,shellscript,sh,true,github,demo script with the original code
 2013,birken,100,format.txt,null,null,text,txt,true,github,sprites in this textual format
 2013,birken,100,gurin.txt,null,null,text,txt,true,github,sprites in this textual format
 2013,birken,100,happyface.txt,null,null,text,txt,true,github,sprites in this textual format
@@ -2977,7 +2977,7 @@
 2013,dlowe,20,dlowe.c,null,main,c,c,true,github,winning source
 2013,dlowe,30,Makefile,null,null,makefile,null,true,github,how to compile
 2013,dlowe,50,dlowe.orig.c,null,orig,c,c,true,github,original source
-2013,dlowe,100,demo.sh,null,null,shellscript,sh,true,github,how to run
+2013,dlowe,100,try.sh,null,null,shellscript,sh,true,github,how to run
 2013,dlowe,100,fun.c,null,null,c,c,true,github,compile and run for extra run
 2013,dlowe,100,sflen.sh,null,null,shellscript,sh,true,github,generate sparkline of file lengths
 2013,dlowe,300,2013_dlowe.tar.bz2,mkwinnertbz2,null,tbz2,bz2,true,download,download winning source
@@ -3214,7 +3214,7 @@
 2013,misaka,30,Makefile,null,null,makefile,null,true,github,how to compile
 2013,misaka,50,misaka.orig.c,null,orig,c,c,true,github,original source
 2013,misaka,100,bf.pl,null,null,perl,pl,true,github,BF interpreter
-2013,misaka,100,demo.sh,null,null,shellscript,sh,true,github,how to run
+2013,misaka,100,try.sh,null,null,shellscript,sh,true,github,how to run
 2013,misaka,200,spoiler.html,null,null,html,html,true,browser,SPOILER WARNING
 2013,misaka,300,2013_misaka.tar.bz2,mkwinnertbz2,null,tbz2,bz2,true,download,download winning source
 2013,morgan1,null,README.md,null,null,markdown,md,false,null,null
@@ -3898,7 +3898,7 @@
 2019,karns,20,prog.c,null,main,c,c,true,github,winning source
 2019,karns,30,Makefile,null,null,makefile,null,true,github,how to compile
 2019,karns,50,prog.orig.c,null,orig,c,c,true,github,original source
-2019,karns,100,demo.sh,null,null,shellscript,sh,true,github,run the demo
+2019,karns,100,try.sh,null,null,shellscript,sh,true,github,run the demo
 2019,karns,100,maze,null,null,text,null,true,github,input maze map
 2019,karns,300,2019_karns.tar.bz2,mkwinnertbz2,null,tbz2,bz2,true,download,download winning source
 2019,lynn,null,README.md,null,null,markdown,md,false,null,null
diff --git a/tmp/manifest.numbers b/tmp/manifest.numbers
index d40284f59..fee92a037 100644
Binary files a/tmp/manifest.numbers and b/tmp/manifest.numbers differ
diff --git a/tmp/path_list.found.txt b/tmp/path_list.found.txt
index d0dd288d6..317264b5c 100644
--- a/tmp/path_list.found.txt
+++ b/tmp/path_list.found.txt
@@ -226,7 +226,7 @@
 1988/westley/.id
 1988/westley/Makefile
 1988/westley/README.md
-1988/westley/demo.sh
+1988/westley/try.sh
 1988/westley/westley.alt.c
 1988/westley/westley.c
 1988/westley/westley.orig.c
@@ -431,7 +431,7 @@
 1991/fine/.id
 1991/fine/Makefile
 1991/fine/README.md
-1991/fine/demo.sh
+1991/fine/try.sh
 1991/fine/fine.c
 1991/fine/fine.orig.c
 1991/rince/.gitignore
@@ -2159,7 +2159,7 @@
 2013/birken/boo.txt
 2013/birken/bub.txt
 2013/birken/cheepcheep.txt
-2013/birken/demo.sh
+2013/birken/try.sh
 2013/birken/format.txt
 2013/birken/gurin.txt
 2013/birken/happyface.txt
@@ -2239,7 +2239,7 @@
 2013/dlowe/.id
 2013/dlowe/Makefile
 2013/dlowe/README.md
-2013/dlowe/demo.sh
+2013/dlowe/try.sh
 2013/dlowe/dlowe.c
 2013/dlowe/dlowe.orig.c
 2013/dlowe/fun.c
@@ -2454,7 +2454,7 @@
 2013/misaka/Makefile
 2013/misaka/README.md
 2013/misaka/bf.pl
-2013/misaka/demo.sh
+2013/misaka/try.sh
 2013/misaka/misaka.c
 2013/misaka/misaka.orig.c
 2013/misaka/spoiler.html
@@ -2974,7 +2974,7 @@
 2019/karns/.id
 2019/karns/Makefile
 2019/karns/README.md
-2019/karns/demo.sh
+2019/karns/try.sh
 2019/karns/maze
 2019/karns/prog.c
 2019/karns/prog.orig.c
diff --git a/tmp/path_list.manifest.txt b/tmp/path_list.manifest.txt
index f72e84b79..668538459 100644
--- a/tmp/path_list.manifest.txt
+++ b/tmp/path_list.manifest.txt
@@ -327,7 +327,7 @@
 1988/westley/1988_westley.tar.bz2
 1988/westley/Makefile
 1988/westley/README.md
-1988/westley/demo.sh
+1988/westley/try.sh
 1988/westley/index.html
 1988/westley/westley.alt.c
 1988/westley/westley.c
@@ -617,7 +617,7 @@
 1991/fine/1991_fine.tar.bz2
 1991/fine/Makefile
 1991/fine/README.md
-1991/fine/demo.sh
+1991/fine/try.sh
 1991/fine/fine.c
 1991/fine/fine.orig.c
 1991/fine/index.html
@@ -2882,7 +2882,7 @@
 2013/birken/boo.txt
 2013/birken/bub.txt
 2013/birken/cheepcheep.txt
-2013/birken/demo.sh
+2013/birken/try.sh
 2013/birken/format.txt
 2013/birken/gurin.txt
 2013/birken/happyface.txt
@@ -2974,7 +2974,7 @@
 2013/dlowe/2013_dlowe.tar.bz2
 2013/dlowe/Makefile
 2013/dlowe/README.md
-2013/dlowe/demo.sh
+2013/dlowe/try.sh
 2013/dlowe/dlowe.c
 2013/dlowe/dlowe.orig.c
 2013/dlowe/fun.c
@@ -3211,7 +3211,7 @@
 2013/misaka/Makefile
 2013/misaka/README.md
 2013/misaka/bf.pl
-2013/misaka/demo.sh
+2013/misaka/try.sh
 2013/misaka/index.html
 2013/misaka/misaka.c
 2013/misaka/misaka.orig.c
@@ -3895,7 +3895,7 @@
 2019/karns/2019_karns.tar.bz2
 2019/karns/Makefile
 2019/karns/README.md
-2019/karns/demo.sh
+2019/karns/try.sh
 2019/karns/index.html
 2019/karns/maze
 2019/karns/prog.c