Ok, but that is purely theoretical nitpick that has nothing whatsoever with what we are talking about. Algorithm courses dont teach Coppersmith-Winograd unless you are in some very special course that is designed for those few people who want exactly that out of interest and curiosity.
> Agree completely, but it's important not to oversell the theory.
The thread is about whether it was shocking for algo prof to not know C++ few dozen years ago. It is not, regardless of how useful C++ and architecture is.