diff --git a/main.c b/main.c
index 891935d..28b9a56 100644
--- a/main.c
+++ b/main.c
@@ -48,13 +48,15 @@ bool print_with_color = false;
 
 bool force_rebuild = false;
 
+bool quiet = false;
+
 static void parse_args(int argc, char* const* argv)
 {
     bool unset_operators = true;
 
     print_with_color = isatty(1);
 
-    for (int opt; (opt = getopt(argc, argv, "pyvc:eEo:C:B")) != -1; ) switch (opt)
+    for (int opt; (opt = getopt(argc, argv, "pyqvc:eEo:C:B")) != -1; ) switch (opt)
     {
         case 'p':
             print_all_and_quit = true;
@@ -64,6 +66,10 @@ static void parse_args(int argc, char* const* argv)
             assume_yes = true;
             break;
 
+        case 'q':
+            quiet = true;
+            break;
+
         case 'v':
             verbose = true;
             break;
@@ -119,13 +125,13 @@ static void parse_args(int argc, char* const* argv)
                     use_operators.xor = true;
                 else if (!strcmp(moving, "nxor") || !strcmp(moving, "=="))
                     use_operators.nxor = true;
-                else if (!strcmp(moving, "<"))
+                else if (!strcmp(moving, "lt") || !strcmp(moving, "<"))
                     use_operators.lt = true;
-                else if (!strcmp(moving, "<="))
+                else if (!strcmp(moving, "lte") || !strcmp(moving, "<="))
                     use_operators.lte = true;
-                else if (!strcmp(moving, ">"))
+                else if (!strcmp(moving, "gt") || !strcmp(moving, ">"))
                     use_operators.gt = true;
-                else if (!strcmp(moving, ">="))
+                else if (!strcmp(moving, "gte") || !strcmp(moving, ">="))
                     use_operators.gte = true;
                 else if (!strcmp(moving, "ternary") || !strcmp(moving, "?:"))
                     use_operators.ternary = true;
@@ -877,22 +883,25 @@ void get_simplifications(void)
     }
     else if (fd < 0 && errno == ENOENT)
     {
-        puts(""
-            "Oh! looks like you're running this for the first time" "\n"
-            "I'll have to build up my cache of simplifications" "\n"
-            "I'll only have to do this once." "\n"
-            "\n"
-            "This may take a while." "\n"
-        "");
+        if (!quiet)
+        {
+            puts(""
+                "Oh! looks like you're running this for the first time" "\n"
+                "I'll have to build up my cache of simplifications" "\n"
+                "I'll only have to do this once." "\n"
+                "\n"
+                "This may take a while." "\n"
+            "");
+        }
         
         rebuild: {};
         
-        if (!verbose)
+        if (!quiet && !verbose)
         {
             puts("re-run with '-v' to watch progress");
         }
 
-        if (!assume_yes)
+        if (!quiet && !assume_yes)
         {
             puts("");
             puts("any input to start:"), getchar();
diff --git a/makefile b/makefile
index efc9a21..568c038 100644
--- a/makefile
+++ b/makefile
@@ -1,6 +1,8 @@
 
 # vim: noexpandtab tabstop=4 :
 
+PREFIX ?= ${HOME}
+
 args =
 
 cc = gcc
@@ -22,6 +24,11 @@ ldflags += -lreadline
 run: /tmp/4-variable-simplifier
 	$< $(args)
 
+install: ${PREFIX}/bin/4-variable-simplifier
+
+${PREFIX}/bin/4-variable-simplifier: /tmp/4-variable-simplifier
+	mkdir -pv ${PREFIX}/bin/
+	cp -vau $< $@
 
 # nix --extra-experimental-features nix-command --extra-experimental-features flakes develop --command 'make'