     }
 
     /**
-    Initializes a new C4Image using raw data (for example, if you download an image as data you can pass it here to create an image).
-
+    Initializes a new C4Image using raw data, with option for specifying the scale of the image.
+
+    Use this if you download an image as data you can pass it here to create an image.
+
+    See the body of init(url:) to see how to download an image as data.
+    
     :param: data An NSData object.
     */
     convenience public init(data: NSData, scale: Double) {


    /**
    Initializes a new C4Image using a CIImage.

    :param: uiimage A CIImage object.
    */
    convenience public init(ciimage: CIImage) {
        self.init(ciimage: ciimage, scale: 1.0)
    }

    /**
    Initializes a new C4Image using a CIImage.

    :param: uiimage A CIImage object.
    */


    /**
    Initializes a new C4Image using an existing C4Image (basically like copying).

        let a = C4Image("logo")
        canvas.add(a)
        let b = C4Image(image: a)
        b.center = canvas.center
        canvas.add(b)

    :param: image A C4Image.
    */
    convenience public init(image: C4Image) {
