Redirect output to multiple files. Copies standard input to standard output, making a copy in zero or more files. The output is unbuffered.
Syntax tee [-ai] [file ...] Options -a Append the output to the files rather than overwriting them. -i Ignore the SIGINT signal. file A pathname of an output file.
The tee utility takes the default action for all signals, except in the event of the -i option.
Exits 0 on success, and >0 if an error occurs.
“Nurture your thoughts with great thoughts, to believe in the heroic, makes heroes” ~ Disraeli
tee man page - Apple.com
cat - Display the contents of a file