pez@arrakis:~$ echo "why hello there" > foo.txt
pez@arrakis:~$ ln -s foo.txt bar.txt
pez@arrakis:~$ ls -l foo.txt bar.txt
lrwxrwxrwx 1 pez users  7 Nov 19 20:05 bar.txt -> foo.txt
-rw-r--r-- 1 pez users 16 Nov 19 20:05 foo.txt
pez@arrakis:~$ cat bar.txt
why hello there