Check this out...
1988-89 IU schedule with SR Power Ranking out of 289 teams
#156 Illinois St.
#28 Stanford
#7 Syracuse
#6 UNC
#123 Miami (Oh)
#15 Louisville
#41 Notre Dame
#108 VCU
#89 Santa Clara
#48 Ark-Little Rock
#33 UTEP
#92 Kentucky (Probation)
#231 St. Bonny
#98 Utah St.
#21 Ohio State (twice)
#20 Purdue (twice)
#84 Northwestern (twice)
#27 Wisconsin (twice)
#37 Michigan St.(twice)
#2 Michigan (twice)
#4 Illinois (twice)
#13 Iowa (twice)
#29 Minnesota (twice)
That's 23 games vs Top 50 opposition and 28 games vs Top 100. This schedule was ranked #2 nationally and was 1 of the 16 times that a Knight team faced a Top 5 schedule in his 29 years.
Schedules today are not in the same universe compared to the schedules of the old days.