Personalities aside, this is a good trade for the future of the team.
Kyrie is a younger, faster, taller version of IT
Trading Crowder frees up the logjam at SF and offers a clear path to minutes for both Jaylen and Tatum
Zizic was not a star prospect... see him in a kind of Varejao mold... so losing him isn't the end.
Draft picks are uncertain and several teams will be deliberately tanking while the Nets will be trying to win. I think they are a 35+ win team because they are in the East.
Logic aside... I wanted IT to remain a Celtic for his entire career. Don't know if we are the same type of team without him and Jae