diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -2,6 +2,12 @@
 
 ## Unreleased
 
+## 0.1.0.8
+
+* Documentation and fix samples
+
+## 0.1.0.7
+
 * Added directory iterator.
 * Make subscripted indexing work for strings and bytes.
 
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -33,21 +33,11 @@
 
 ##### Run from a portable binary.
 
-The easiest way to run spade on Linux is to download the portable executable
-from [here](https://sras.me/releases).  The latest release will be named
-`spade.run`.  After downloading the required  `.run` file, make it executable
-and run it.
-
-```
-chmod +x spade.run
-./spade.run
-```
-
-The file is a self extraction archive containing most of the shared dependencies, so it should
-hopefully work on most of the linux distros.
+TODO
 
 #### From source
 
+
 ##### Dependencies
 
 To install depdendencies:
@@ -58,10 +48,13 @@
   apt-get install libtinfo-dev
 ```
 
-You can download the source package '.tar.gz' file from hackage, and use cabal
-or stack tool to build and install it.  After extracting the source to a
-folder, running either of the following commands in the folder should build and install
-it.
+You will need the `cabal` tool. Once you have either of these, running
+`cabal install spade` will install it for you.
+
+Or you can download the source package, '.tar.gz' file from hackage, and again
+use cabal or stack tool to build and install it.  After extracting the source
+to a folder, running either of the following commands in the folder should
+build and install it.
 
 ```
 cabal build && cabal install
diff --git a/samples/snake.spd b/samples/snake.spd
--- a/samples/snake.spd
+++ b/samples/snake.spd
@@ -58,7 +58,7 @@
   if snake.direction == "down" then
     let nextHeadPos.y = nextHeadPos.y + 8
   endif
-  let snake.segments = [nextHeadPos] + take(snake.segments, snakeLength - 1)
+  let snake.segments = [nextHeadPos] + take(snakeLength - 1, snake.segments)
   return snake
 endproc
 
diff --git a/samples/spiral.spd b/samples/spiral.spd
new file mode 100644
--- /dev/null
+++ b/samples/spiral.spd
@@ -0,0 +1,17 @@
+graphics(true)
+let screen_size = getwindowsize()
+let radius = 600
+let colors = [[255, 0, 0], [0, 255, 0], [0, 0, 255], [255, 255, 0], [0, 255, 255], [255, 0, 255]]
+let ic = 0
+loop 
+  if radius == 0 then break endif 
+  for i = 0 to 35
+    let n = (mod(i + ic, 6) + 1)
+    setcolor(colors[n][1], colors[n][2], colors[n][3])
+    arc(screen_size.width/2, screen_size.height/2, radius, (i * 10), ((i * 10) + 10), true)
+  endfor
+  let radius = radius - 10
+  let ic = ic + 1
+endloop
+render()
+waitforkey()
diff --git a/spade.cabal b/spade.cabal
--- a/spade.cabal
+++ b/spade.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           spade
-version:        0.1.0.7
+version:        0.1.0.8
 synopsis:       A simple programming and debugging environment.
 description:    A simple weakly typed, dynamic, interpreted programming langauge and terminal IDE.
 category:       language, interpreter, ide
@@ -43,6 +43,7 @@
     samples/mandelbrot.spd
     samples/paratrooper.spd
     samples/snake.spd
+    samples/spiral.spd
 
 library
   exposed-modules:
diff --git a/src/Interpreter/Lib/SDL.hs b/src/Interpreter/Lib/SDL.hs
--- a/src/Interpreter/Lib/SDL.hs
+++ b/src/Interpreter/Lib/SDL.hs
@@ -430,7 +430,7 @@
 drawArc' x y radius f angles anglee = do
   let start_angle = angles * 2 * pi / 360
   let end_angle = anglee * 2 * pi / 360
-  let one_degree = 2 * pi / 360
+  let one_degree = (600/radius) * 2 * pi / 360 -- We use more segments as the arc gets bigger.
   let angle_list = takeWhile (\a -> a <= end_angle) $ (DL.iterate' (+ one_degree) start_angle)
   let dx = realToFrac x
   let dy = realToFrac y
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
-resolver: nightly-2021-12-18
+resolver: nightly-2022-10-11
 packages:
 - .
 extra-deps:
diff --git a/stack.yaml.lock b/stack.yaml.lock
--- a/stack.yaml.lock
+++ b/stack.yaml.lock
@@ -76,7 +76,7 @@
     hackage: strip-ansi-escape-0.1.0.0@sha256:08f2ed93b16086a837ec46eab7ce8d27cf39d47783caaeb818878ea33c2ff75f,1628
 snapshots:
 - completed:
-    size: 611690
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2021/12/18.yaml
-    sha256: d588b09b01c2b9ed1ea2880d70742f67c7ae775b3e032a44aa3beac8774fc99c
-  original: nightly-2021-12-18
+    size: 643623
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2022/10/11.yaml
+    sha256: d3ba2e94c3ccbd3da4949243c83b59667c5eb9ffc7646148661c16741bbad1d4
+  original: nightly-2022-10-11