> Also, 'cat' makes a nice "null" pipeline element if you need to slip one in for some reason. It's a great way to get another 64KB kernel buffer in your comma

> Also, 'cat' makes a nice "null" pipeline element if you need to slip one in for some reason. It's a great way to get another 64KB kernel buffer in your command pipeline. Very useful for buffering your data stream when you have an impedance mismatch between the priority/scheduling/io/cpu time of the input and output.