So Cuban lets everybody ELSE walk instead of just firing Voulgaris and keeping everyone (including your star player) happy?

Luka supposedly had some tension with Carlisle too. Undermining him in front of the team and shit.
https://brobible.com/sports/article/luka-doncic-belitting-rick-carlisle-report/

Luka among the league leaders in technical fouls, crying all game, shitting on coaches, icing Porzingis out of the offense...he might just be a spoiled asshole. Lol.