1·The cost of storing or transmitting a kilobyte of data really is now too cheap to meter.
存储和传递一千字节数据的成本现在便宜到可以忽略不计,这种事情真的在发生。
2·Ext2fs is designed for block devices like IDE devices, where the logical block size will be on the order of 512 bytes, 1 kilobyte, and so on.
Ext2fs是为象ide设备那样的块设备设计的,这些设备的逻辑块大小是512字节,1 k字节等这样的倍数。