Please explain to me why this wouldnt be considered an offensive foul

This was an obvious foul flagrant maybe

SGA is called for the foul contesting Champagnie at the rim Broadcast thinks it could have been an offensive foul

Outrage over an actual foul is crazy

For those of you said this is not a backcourt violation read the text and explain please I'm genuinely curious

Joel Embiid tries to draw a foul and gets called for the offensive foul instead with replays

All FGAs within 10 feet by Donovan Mitchell in Game 1 Round 2 I don't see the uncalled fouls Spida was complaining about