* but then take those into account as well in other methods, ie.isValidCharset)
* @todo when converting to ASCII, allow to choose whether to escape the range 0-31,127 (non-print chars) or not
* @todo allow picking different strategies to deal w. invalid chars? eg. source in latin-1 and chars 128-159
* but then take those into account as well in other methods, ie.isValidCharset)
* @todo when converting to ASCII, allow to choose whether to escape the range 0-31,127 (non-print chars) or not
* @todo allow picking different strategies to deal w. invalid chars? eg. source in latin-1 and chars 128-159