diff --git a/meson.build b/meson.build
index cead1387bb..3ba7ec19b3 100644
--- a/meson.build
+++ b/meson.build
@@ -194,7 +194,6 @@ noun_src = ['noun/allocate.c',
   'noun/zave.c']
 
 vere_src = ['vere/ames.c',
-  #'vere/batz.c',
   'vere/behn.c',
   'vere/cttp.c',
   'vere/foil.c',
diff --git a/vere/batz.c b/vere/batz.c
deleted file mode 100644
index 7d6b10db5f..0000000000
--- a/vere/batz.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/* v/batz.c
-**
-**  This file is in the public domain.
-*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <setjmp.h>
-#include <gmp.h>
-#include <dirent.h>
-#include <stdint.h>
-#include <uv.h>
-#include <curses.h>
-#include <termios.h>
-#include <term.h>
-#include <errno.h>
-
-#include "all.h"
-#include "vere/vere.h"
-
-/* u3_batz_io_init(): initialize batz timer.
-*/
-void
-u3_batz_io_init(void)
-{
-  u3_batz* beh_u = &u3_Host.beh_u;
-
-  uv_timer_init(u3L, &beh_u->tim_u);
-  beh_u->alm = c3n;
-}
-
-/* u3_batz_io_exit(): terminate timer.
-*/
-void
-u3_batz_io_exit(void)
-{
-}
-
-/* _batz_time_cb(): timer callback.
-*/
-static void
-_batz_time_cb(uv_timer_t* tim_u)
-{
-  u3_batz* beh_u = &u3_Host.beh_u;
-  if(beh_u->run_w < 1024) {
-    beh_u->run_w++;
-  }
-
-  u3_lo_open();
-  {
-    u3_pier_plan
-      (u3nt(u3_blip, c3__batz, u3_nul),
-       u3nc(c3__wake, u3_nul));
-  }
-  u3_lo_shut(c3n);
-}
-
-/* u3_batz_io_poll(): update batz IO state.
-*/
-void
-u3_batz_io_poll(void)
-{
-  u3_batz* beh_u = &u3_Host.beh_u;
-  u3_noun  wen   = u3v_keep(u3nt(u3_blip, c3__batz, u3_nul));
-
-  if ( (u3_nul != wen) &&
-       (c3y == u3du(wen)) &&
-       (c3y == u3ud(u3t(wen))) )
-  {
-    c3_d gap_d = u3_time_gap_ms(u3k(u3A->now), u3k(u3t(wen)));
-
-    gap_d += beh_u->run_w;
-
-    if ( c3y == beh_u->alm ) {
-      uv_timer_stop(&beh_u->tim_u);
-    }
-    else beh_u->alm = c3y;
-
-    uv_timer_start(&beh_u->tim_u, _batz_time_cb, gap_d, 0);
-  }
-  else {
-    if ( c3y == beh_u->alm ) {
-      uv_timer_stop(&beh_u->tim_u);
-    }
-    beh_u->alm = c3n;
-  }
-  u3z(wen);
-}