diff --git a/README.md b/README.md
index 9151e78..63858bb 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,28 @@
 # Multimedia-Tools
 This is a collection of scripts I use for encoding and transcoding multimedia. Feel free to use and enhance it
+
+### Planned skripts
+
+**to_av1**
+
+#### Skripts for creating backups of physical devices
+
+for getting volume label: dd if=/dev/sr0 bs=1 skip=32808 count=32
+
+**CD_to_Flac**
+- needs ffmpeg with --enable-libcdio
+- ffmpeg -f libcdio -i /dev/sr0 cd.flac
+- https://ffmpeg.org/ffmpeg-devices.html#libcdio
+- paranoia_mode full
+
+**Bluray_to_mkv**
+- https://ffmpeg.org/ffmpeg-protocols.html#bluray
+- https://wiki.archlinux.org/title/Blu-ray
+
+**DVD_to_mkv**
+- currently [makemkv](https://www.makemkv.com/) could be used
+- for video the VOBs in VIDEO_TS could be concatenated using [dvd2concat](https://github.com/FFmpeg/FFmpeg/blob/master/tools/dvd2concat)
+- [dvdbackup](https://dvdbackup.sourceforge.net/) or mplayer with -dumpstream could be used for decrypting
+- converting with ffmpeg -fflags +genpts -analyzeduration 1000000k -probesize 1000000k -i mymovie.vob -c copy -map 0 mymovie.mkv
+- https://www.ffmpeg.org/faq.html#Why-does-FFmpeg-not-see-the-subtitles-in-my-VOB-file_003f
+- handling for Video Title Set (VTS) files needed
\ No newline at end of file
diff --git a/to_vp9/to_vp9.sh b/to_vp9/to_vp9.sh
index 388c919..4819419 100755
--- a/to_vp9/to_vp9.sh
+++ b/to_vp9/to_vp9.sh
@@ -66,11 +66,11 @@ for file in **/*.@($extension); do
 	#VP9_vaapi
 	#there are problems with the -global_quality:v/-q:v settings only being able to make quality worse. Help is appreciated
 	#not enough tested. So it is still experimental
-	#ffmpeg -hwaccel vaapi -vaapi_device $gpu -i "$file" -map 0 -c copy -c:v vp9_vaapi -rc_mode CQP -bf 1 -bsf:v vp9_raw_reorder,vp9_superframe -vf 'hwupload' "${file%.*}.mkv"
+	#ffmpeg -hide_banner -hwaccel vaapi -vaapi_device $gpu -i "$file" -map 0 -c copy -c:v vp9_vaapi -rc_mode CQP -bf 1 -bsf:v vp9_raw_reorder,vp9_superframe -vf 'hwupload' "${file%.*}.mkv"
 	
 	#VP9_qsv
 	#was not able to test it. So it is still experimental
-	#ffmpeg -hwaccel qsv -qsv_device $gpu -i "$file" -c:v av1_qsv -vf 'hwupload' "${file%.*}.mkv"
+	#ffmpeg -hide_banner -hwaccel qsv -qsv_device $gpu -i "$file" -c:v av1_qsv -vf 'hwupload' "${file%.*}.mkv"
 
 	#libvpx-vp9
 	#...