The MPEG2 Advanced Audio Coder standard limits the number of filters used to either one filter for a \u201cshort\u201d block or three filters for a \u201clong\u201d block. The first device may, for example, be a desktop computer, laptop computer, or electronic kiosk at a bricks-and-mortar store. Consequently, the developer can be removed rapidly from the surface of the substrate. This guarantees type safety, and further guarantees initialization safety if the program is well-behaved. The treated fiber exhibits excellent crockfastness, color fastness, and abrasion resistance, and has a soft hand.