docs: public static boolean floatingPointValueToFix(final byte flags,
                                                   final byte[] value) {
      return (flags & Const.FLAG_FLOAT) != 0   // We need a floating point value.
        && (flags & Const.LENGTH_MASK) == 0x3  // That pretends to be on 4 bytes.
        && value.length == 8;                  // But is actually using 8 bytes.
    }