[ale] dd and cat

[pynk at angband.org (Ben Phillips)]

If I want to replicate, say, a floppy disk, I can do it with 'cat /dev/fd0 >
image' followed by repeated instances of 'cat image > /dev/fd0'.

But the recommended way to do that is usually with 'dd' instead.  Why?  What
do they do different?


                      __   _                 
Ben Phillips         /  '_' )         ,,,    "Bulls do not win bull fights;
pynk at cc.gatech.edu   |  | ()|||||||||[:::)    people do.  People do not win
                     \__.-._)         '''     people fights; lawyers do."
                                                   -- Norman Augustine

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