I loved Shobol4! When I learned it as part of a survey-of-languages class in college (on an IBM mainframe), it was well before I had exposure to the UNIX/C/awk/

I loved Shobol4! When I learned it as part of a survey-of-languages class in college (on an IBM mainframe), it was well before I had exposure to the UNIX/C/awk/regexp world, so its pattern-matching powers were a revelation.