I'd agree that the 80s and 90s were probably a peak time for widespread but still rigorous computer science tertiary education (was certainly rigorous before th

I'd agree that the 80s and 90s were probably a peak time for widespread but still rigorous computer science tertiary education (was certainly rigorous before then but not particularly widespread). At least in Western countries. The quality and rigour of CS education started heading downhill in the 2000s.