diff --git a/.gitignore b/.gitignore
index a7349bd..29d11cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 *.mp4
 *.vtt
 *.txt
+tmp/
 logs/
 .idea
 venv
\ No newline at end of file
diff --git a/main.py b/main.py
index 8ca43d8..18dd872 100644
--- a/main.py
+++ b/main.py
@@ -11,9 +11,17 @@ WORD_BREAK = 60
 
 MAX_ITER = 0
 SHOULD_REMOVE_TEMPS = False
-SHOULD_CUT_VIDEOS = False
+SHOULD_CUT_VIDEOS = True
 SHOULD_COPY_CODEC = False
 
+# FINAL_TITLE = "plastic"
+# DE_VIDEO = "https://www.youtube.com/watch?v=mhmpeIyG0uM"
+# EN_VIDEO = "https://www.youtube.com/watch?v=RS7IzU2VJIQ"
+#
+# FINAL_TITLE = "atomic_bombs"
+# DE_VIDEO = "https://www.youtube.com/watch?v=NBeeRVkTeJg"
+# EN_VIDEO = "https://www.youtube.com/watch?v=JyECrGp-Sw8"
+
 FINAL_TITLE = "fusion_power"
 DE_VIDEO = "https://www.youtube.com/watch?v=lj4IC70kDIU"
 EN_VIDEO = "https://www.youtube.com/watch?v=mZsaaturR6E"
@@ -50,37 +58,37 @@ def cut_videos(idx, en_start, en_end, de_start, de_end, en_txt, de_txt):
     print("cut_{:02d}: en: {:6.2f} -> {:6.2f}, de: {:6.2f} -> {:6.2f}".format(
         idx, en_start, en_end, de_start, de_end,
     ))
-    with open('concat_{}.txt'.format(idx), 'w+') as f:
+    with open('tmp/concat_{}.txt'.format(idx), 'w+') as f:
         f.write('file de_{}.mp4\n'.format(idx))
         f.write('file en_{}.mp4\n'.format(idx))
         f.write('file de_{}.mp4\n'.format(idx))
-    run_os_cmd("ffmpeg -y -i en.mp4 -ss {en_start} -to {en_end} en_{idx}.mp4 2>logs/01_ffmpeg_cut_en_{idx}.log".format(
+    run_os_cmd("ffmpeg -y -i en.mp4 -ss {en_start} -to {en_end} tmp/en_{idx}.mp4 2>logs/01_ffmpeg_cut_en_{idx}.log".format(
         en_start=en_start, en_end=en_end, idx=idx))
-    run_os_cmd("ffmpeg -y -i de.mp4 -ss {de_start} -to {de_end} de_{idx}.mp4 2>logs/01_ffmpeg_cut_en_{idx}.log".format(
+    run_os_cmd("ffmpeg -y -i de.mp4 -ss {de_start} -to {de_end} tmp/de_{idx}.mp4 2>logs/01_ffmpeg_cut_en_{idx}.log".format(
         de_start=de_start, de_end=de_end, idx=idx))
     if SHOULD_COPY_CODEC:
         run_os_cmd(
-            """ffmpeg -y -f concat -safe 0 -i  concat_{idx}.txt -c copy deende_{idx}.mp4 2>logs/02_ffmpeg_concat_{idx}_copy.log""".format(
+            """ffmpeg -y -f concat -safe 0 -i tmp/concat_{idx}.txt -c copy tmp/deende_{idx}.mp4 2>logs/02_ffmpeg_concat_{idx}_copy.log""".format(
                 idx=idx))
     else:
         run_os_cmd(
-            """ffmpeg -y -f concat -safe 0 -i  concat_{idx}.txt deende_{idx}.mp4 2>logs/02_ffmpeg_concat_{idx}_nocopy.log""".format(
+            """ffmpeg -y -f concat -safe 0 -i tmp/concat_{idx}.txt tmp/deende_{idx}.mp4 2>logs/02_ffmpeg_concat_{idx}_nocopy.log""".format(
                 idx=idx))
     en_txt_spl = '\n'.join(textwrap.wrap(en_txt, WORD_BREAK, break_long_words=False))
     de_txt_spl = '\n'.join(textwrap.wrap(de_txt, WORD_BREAK, break_long_words=False))
     text = "{}\n\n\n{}".format(de_txt_spl, en_txt_spl)
-    with open('text_{}.txt'.format(idx), 'w+') as f:
+    with open('tmp/text_{}.txt'.format(idx), 'w+') as f:
         f.write(text)
     run_os_cmd(
-        """ffmpeg -y -i deende_{idx}.mp4 -vf drawtext="textfile=text_{idx}.txt: fontcolor=white: fontsize={fontsize}: box=1: boxcolor=black@0.5: boxborderw=5: x=(w-text_w)/2: y=(h-text_h)/2" -c:a copy deende_{idx}_s.mp4 2>logs/03_ffmpeg_sub_{idx}.log""".format(
+        """ffmpeg -y -i tmp/deende_{idx}.mp4 -vf drawtext="textfile=tmp/text_{idx}.txt: fontcolor=white: fontsize={fontsize}: box=1: boxcolor=black@0.5: boxborderw=5: x=(w-text_w)/2: y=(h-text_h)/2" -c:a copy tmp/deende_{idx}_s.mp4 2>logs/03_ffmpeg_sub_{idx}.log""".format(
             idx=idx, text=text, fontsize=FONT_SIZE))
-    if SHOULD_REMOVE_TEMPS:
-        run_os_cmd("rm en_{iter}.mp4 de_{iter}.mp4 concat_{iter}.txt text_{iter}.txt".format(iter=idx))
 
 
 def download_vids_and_subs():
     if SHOULD_REMOVE_TEMPS:
         run_os_cmd("rm en.mp4 de.mp4 subs.en.vtt subs.de.vtt")
+    run_os_cmd("mkdir -p logs")
+    run_os_cmd("mkdir -p tmp")
     run_os_cmd("""youtube-dl -f worst --output="de.%(ext)s" {}""".format(DE_VIDEO))
     run_os_cmd("""youtube-dl -f worst --output="en.%(ext)s" {}""".format(EN_VIDEO))
     run_os_cmd(
@@ -131,26 +139,26 @@ def time_subs():
 
 
 def concat_all_videos(max_iters):
-    with open('concat.txt', 'w+') as f:
+    with open('tmp/concat.txt', 'w+') as f:
         for idx in range(max_iters):
             f.write('file deende_{}_s.mp4\n'.format(idx))
     if SHOULD_COPY_CODEC:
         run_os_cmd(
-            """ffmpeg -y -f concat -safe 0 -i concat.txt -c copy {final_title}.mp4 2>logs/04_ffmpeg_all_copy.log""".format(
+            """ffmpeg -y -f concat -safe 0 -i tmp/concat.txt -c copy {final_title}.mp4 2>logs/04_ffmpeg_all_copy.log""".format(
                 final_title=FINAL_TITLE))
     else:
         run_os_cmd(
-            """ffmpeg -y -f concat -safe 0 -i concat.txt {final_title}.mp4 2>logs/04_ffmpeg_all_nocopy.log""".format(
+            """ffmpeg -y -f concat -safe 0 -i tmp/concat.txt {final_title}.mp4 2>logs/04_ffmpeg_all_nocopy.log""".format(
                 final_title=FINAL_TITLE))
     if SHOULD_REMOVE_TEMPS:
-        run_os_cmd("rm concat.txt")
+        run_os_cmd("rm -r tmp/")
         for idx in range(MAX_ITER):
             run_os_cmd("rm deende_{idx}.mp4".format(idx=idx))
             run_os_cmd("rm deende_{idx}_s.mp4".format(idx=idx))
 
 
 def main():
-    download_vids_and_subs()
+    # download_vids_and_subs()
     max_iters = time_subs()
     concat_all_videos(max_iters)