Covid impact on recruiting pushed down to 21's, 22's, 23's?

Our head looked grey today as he presented a college talk. This years slots have been almost completely wiped out by the existing enrolled students taking a gap year so rosters staying exactly the same as last year. He says that makes it a 4 year issue. Of-course different sports and different colleges have varying experiences - probably according to how academic they are - he cited Williams as a school that likes to keep them all tight and keep pushing them through so may be less affected - as one example. The top team - an Ivy filled with many national team players - is seeing 100% deferral by the whole roster. Knock on effect huge in a small sport.