diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..89a3177
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,7 @@
+* text=auto eol=lf
+
+/.gitignore export-ignore
+/.gitattributes export-ignore
+
+*.mp3 filter=lfs diff=lfs merge=lfs -text
+assets/bin/** filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index 29455a4..a6535bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 
 debug/
 target/
+assets/.cache
 
 Cargo.lock
 
diff --git a/README.md b/README.md
index 3bec7bc..b14f38d 100644
--- a/README.md
+++ b/README.md
@@ -6,17 +6,38 @@
 
 ```terminaloutput
 assets/
-    config.(json|toml)
-    songs/
-        my_song/
-            my_song.mp3
-            descriptor.(json|toml)
-            intro/
-                MrNewVegas_N.mp3 (optional)
-            outro/
-                MrNewVegas_N.mp3 (optional)
-    generic/
-        MrNewVegas_N.mp3
+   config.(json|toml)
+   bin/
+      x86_64/
+      aarch64/
+   songs/
+      my_song/
+         my_song.mp3
+         descriptor.(json|toml)
+         intro/
+            Intro_MrNewVegas_my_song.mp3 (optional)
+   generic/
+      intro/
+         Intro_MrNewVegas_N.mp3
+      news/
+         story_N/
+            story.toml (ignored, metadata)
+            Story_MrNewVegas_N.mp3
+            Story_Guest_N.mp3
+   .cache/ (automatically generated)
+      songs/
+         my_song/
+            song.pcm (f32 pcm)
+            intro.pcm (f32 pcm)
+            cache.json
+      generic/
+         intro/
+            Intro_MrNewVegas_N.pcm (f32 pcm)
+            Intro_MrNewVegas_N.cache.json
+         news/
+            story_N/
+               part_N.pcm (f32 pcm)
+               cache.json
 ```
 
 ---
@@ -33,11 +54,23 @@ assets/
   "settings": {
     "weight":    1.0,
     "volume":    1.0,
-    "crossfade": 2.0 // in seconds
+    "crossfade": 2.0, // in seconds
+    "weights": {
+      "news": {
+        "chance": 0.2
+      },
+      "genre": {
+        "floor": 0.55,
+        "recover_after": 3.0
+      },
+      "composite": {
+        "floor": 0.05,
+        "recover_after": 5.0
+      }
+    }
   },
   "rules": {
     "shuffle_mode": "weighted", // options: "weighted", "strict_random"
-    "max_same_genre_in_row": 2
   }
 }
 
@@ -55,10 +88,17 @@ temp_directory    = "temp"
 weight    = 1.0
 volume    = 1.0
 crossfade = 2.0 # in seconds
+[settings.weights.news]
+chance = 0.2
+[settings.weights.genre]
+floor         = 0.55
+recover_after = 3.0
+[settings.weights.composite]
+floor         = 0.05
+recover_after = 5.0
 
 [rules]
-shuffle_mode          = "weighted" # "weighted", "strict_random"
-max_same_genre_in_row = 2
+shuffle_mode = "weighted" # "weighted", "strict_random"
 ```
 
 ---
@@ -70,8 +110,7 @@ max_same_genre_in_row = 2
   "artist": "Kay Kyser",
   "tags":   ["orchestra", "swing", "jazz"],
   "genre":  ["swing", "jazz"],
-  "intro":  false,
-  "outro":  false,
+  "intro":  true,
   "weight": 1.0, // optional
   "volume": 1.0, // optional
 }
@@ -83,8 +122,7 @@ title  = "[I Got Spurs That] Jingle, Jangle, Jingle"
 artist = "Kay Kyser"
 tags   = ["orchestra", "swing", "jazz"]
 genre  = ["swing", "jazz"]
-intro  = false
-outro  = false
+intro  = true
 weight = 1.0 # optional
 volume = 1.0 # optional
 ```
diff --git a/assets/bin/aarch64/.env b/assets/bin/aarch64/.env
new file mode 100644
index 0000000..48ae779
--- /dev/null
+++ b/assets/bin/aarch64/.env
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e57cf2a1079302cea780462c3ac18c3415d8cccec1a57bcd7e5c484a302c5730
+size 111
diff --git a/assets/bin/aarch64/add_song b/assets/bin/aarch64/add_song
new file mode 100755
index 0000000..ca076c3
--- /dev/null
+++ b/assets/bin/aarch64/add_song
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ed6b00a4e353410ab01658a2c976a6420f2e0a8cc03a6e3e03f6eddf0d3faf0a
+size 3473570
diff --git a/assets/bin/aarch64/ffmpeg b/assets/bin/aarch64/ffmpeg
new file mode 100755
index 0000000..e7811ef
--- /dev/null
+++ b/assets/bin/aarch64/ffmpeg
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8175c29f510082d03ad2173956d291d5bea670634d93019f2d65ae3879aa386e
+size 89924992
diff --git a/assets/bin/aarch64/ffplay b/assets/bin/aarch64/ffplay
new file mode 100755
index 0000000..494093c
--- /dev/null
+++ b/assets/bin/aarch64/ffplay
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ed6c0e865a1bc78d18bb188520e7025b446a4c56aad844c1a1bf35ef1c60de80
+size 89793920
diff --git a/assets/bin/aarch64/ffprobe b/assets/bin/aarch64/ffprobe
new file mode 100755
index 0000000..42b4026
--- /dev/null
+++ b/assets/bin/aarch64/ffprobe
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c983a63de12032de0c794276a33a4f93b46ccbf3078fbf7756525922926f1d87
+size 89801344
diff --git a/assets/bin/aarch64/ogg_to_mp3 b/assets/bin/aarch64/ogg_to_mp3
new file mode 100755
index 0000000..24c942d
--- /dev/null
+++ b/assets/bin/aarch64/ogg_to_mp3
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3b0faaebb797137e1ff41242188fa2079a6332a1cd17339ff2c7d974ee5c1c3b
+size 3488
diff --git a/assets/bin/aarch64/sources.txt b/assets/bin/aarch64/sources.txt
new file mode 100644
index 0000000..27e65c8
--- /dev/null
+++ b/assets/bin/aarch64/sources.txt
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:606db1c8c77bfd29f62d2b62719b14ada3368b75d2ab9459f11b4ca471f38277
+size 414
diff --git a/assets/bin/x86_64/.env b/assets/bin/x86_64/.env
new file mode 100644
index 0000000..48ae779
--- /dev/null
+++ b/assets/bin/x86_64/.env
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e57cf2a1079302cea780462c3ac18c3415d8cccec1a57bcd7e5c484a302c5730
+size 111
diff --git a/assets/bin/x86_64/add_song b/assets/bin/x86_64/add_song
new file mode 100755
index 0000000..678be16
--- /dev/null
+++ b/assets/bin/x86_64/add_song
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c732e55bc0869b9b2ed43db16ef951322c63288b4f63b29367d8b309a1cb6837
+size 3600546
diff --git a/assets/bin/x86_64/ffmpeg b/assets/bin/x86_64/ffmpeg
new file mode 100755
index 0000000..220efc6
--- /dev/null
+++ b/assets/bin/x86_64/ffmpeg
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e7f95d6f4a12cafb870bb8301097ea6b6e0c6c1884ac2e5fe60b220d65b4c9a7
+size 109580488
diff --git a/assets/bin/x86_64/ffplay b/assets/bin/x86_64/ffplay
new file mode 100755
index 0000000..1315f99
--- /dev/null
+++ b/assets/bin/x86_64/ffplay
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:48f72ecb056ee4b4effe5b5b17cbc87d82f3728ef4a9e7bf0a67ac5506cfa17f
+size 109424968
diff --git a/assets/bin/x86_64/ffprobe b/assets/bin/x86_64/ffprobe
new file mode 100755
index 0000000..11ddfe3
--- /dev/null
+++ b/assets/bin/x86_64/ffprobe
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:75fff7cf372a8007851aec10dc97098f0717d35d4eca8678b4a8852657b6125a
+size 109444552
diff --git a/assets/bin/x86_64/ogg_to_mp3 b/assets/bin/x86_64/ogg_to_mp3
new file mode 100755
index 0000000..24c942d
--- /dev/null
+++ b/assets/bin/x86_64/ogg_to_mp3
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3b0faaebb797137e1ff41242188fa2079a6332a1cd17339ff2c7d974ee5c1c3b
+size 3488
diff --git a/assets/bin/x86_64/sources.txt b/assets/bin/x86_64/sources.txt
new file mode 100644
index 0000000..ebdb129
--- /dev/null
+++ b/assets/bin/x86_64/sources.txt
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:76af09f42770824baf3513c0cf8487a38e98063f8df10f0dc74d7f4c49796b47
+size 414