diff --git a/bin/build b/bin/build
index d550279..f3f1a04 100755
--- a/bin/build
+++ b/bin/build
@@ -56,8 +56,6 @@ else:
 
 ########################################################################
 
-print('Copying source', flush=True)
-
 try:
     shutil.rmtree(config.tmpdir)
 except FileNotFoundError:
@@ -104,8 +102,6 @@ for mkfile in all_makefiles:
 
 ########################################################################
 
-print('Splicing amphibian DNA', flush=True) # Ugly, but keeps src tree clean
-
 splice(config.tmpdir)
 
 ########################################################################
@@ -117,8 +113,6 @@ vol['Src'].read_folder(config.tmpdir, date=0x90000000, mpw_dates=True)
 
 ########################################################################
 
-print('Making bootable', flush=True)
-
 def folder(name):
     return path.join(path.dirname(path.abspath(__file__)), name)
 
@@ -154,8 +148,8 @@ vol['MPW']['MPW Shell'].rsrc = macresources.make_file(mpw)
 # which it normally does when the startup app isn't a 'FNDR'.
 # At that point, replace ShutDwnUserChoice() with ShutDwnPower().
 # Also, follow a special path to the startup app, instead of Finder name global.
-sys = list(macresources.parse_file(vol['System Folder']['System'].rsrc))
-for resource in sys:
+system = list(macresources.parse_file(vol['System Folder']['System'].rsrc))
+for resource in system:
     if resource.type != b'scod': continue # "System CODE" resources = Process Mgr
 
     resource.data = resource.data.replace(b'FNDR', b'LUSR')
@@ -175,7 +169,7 @@ for resource in sys:
             data[offset:offset+2] = b'\x48\x7A' # ...replace with PC-relative 'PEA startapp'
             data[offset+2:offset+4] = (str_offset - (offset+2)).to_bytes(2, byteorder='big')
         resource.data = bytes(data)
-vol['System Folder']['System'].rsrc = macresources.make_file(sys)
+vol['System Folder']['System'].rsrc = macresources.make_file(system)
 
 # Patch the Finder to give it a Quit menu item
 finder = list(macresources.parse_file(vol['System Folder']['Finder'].rsrc))
@@ -190,18 +184,19 @@ vol['System Folder']['Finder'].rsrc = macresources.make_file(finder)
 
 ########################################################################
 
-print('Creating HFS disk image')
 with open(config.hfsimg, 'wb') as f:
     f.write(vol.write(256*1024*1024, align=4096, desktopdb=False))
 
-print('Starting Mini vMac...', flush=True)
+ran = subprocess.run(config.vmac + ' ' + shlex.quote(config.hfsimg), shell=True, capture_output=True)
 
-subprocess.run(config.vmac + ' ' + shlex.quote(config.hfsimg), shell=True, check=True)
+# Some emulators print nonsense
+if ran.returncode != 0:
+    sys.stdout.buffer.write(ran.stdout)
+    sys.stderr.buffer.write(ran.stderr)
+    sys.exit(ran.returncode)
 
 ########################################################################
 
-print('Saving changes and cleaning up', flush=True)
-
 vol = machfs.Volume()
 with open(config.hfsimg, 'rb') as f:
     vol.read(f.read())
diff --git a/bin/splice.py b/bin/splice.py
index 774406a..316349c 100644
--- a/bin/splice.py
+++ b/bin/splice.py
@@ -1,4 +1,3 @@
-import argparse
 import glob
 import re
 import os
@@ -90,6 +89,5 @@ def splice(directory):
                             fd.write(' ƒ {Sources}%s:%s\n' % (OVERDIR, orig_name))
                             fd.write('\tDuplicate -y {Deps} {Targ}\n')
 
-        diag = 'Successfully spliced: %d/%d' % (len(overs)-len(remaining), len(overs))
-        if remaining: diag += '; Failed: ' + ' '.join(remaining)
-        print(diag)
+        if remaining:
+            print('Failed to splice:', *remaining)