Nice. Finally motivated me to get the awk one as well. While you have mentioned doing a perl one next, I would also suggest considering something like "all th

Nice. Finally motivated me to get the awk one as well. While you have mentioned doing a perl one next, I would also suggest considering something like "all the misc unix tools you never remember to use" (e.g. seq, col, cut, etc.) There is a bit of overlap among these tools to sed/awk/etc but this would probably lead to a nice "here is how you can do this in awk/sed, and here are the two args that make this command do the same job..."