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grep: Searches for a specific pattern in files or input stream. Commonly used for text filtering. -
cat: Concatenates and displays file contents. Often used for reading or combining files. -
sed: Stream editor for filtering and transforming text. Useful for find and replace operations.
Ha, that was my main reason for using awk, performance and run time. I had to do things like replace semi-colons with commas in 1 terrabyte text files.