I've heard that the new slogan in college basketball is "Get old and stay old".
UCONN's top six included three portal transfers, and two fifth year players.
Purdue's starters included three seniors, including a 5th year portal transfer
NC State's top seven included four seniors, three juniors, and all seven of those players came to NC State through the portal
Bama's top six included five seniors, five of whom came to Alabama through the portal.
With winning immediately as the only priority, there is almost no time to develop freshman, even if they are big-time recruits. In the final 4 (semis and finals), Stephon Castle was the only freshman to score a point, except for this play: