White person: (says something racist)
POC: "That was racist"
WP: "I AM NOT RACIST!"
POC: "Okay-what you said was racist"
Observer: "Stop attacking his character!"
Ob2 "God stop making everything about race"
Ob3 "WP is a good man!"
Ob4 "Just be civil"
Ob5 "Stop being divisive!"

WP: (some time later, another racism)
POC: "That's racist"
WP: "Witch hunt! I don't have a racist bone in my body"
POC: "This seems like a pattern"
Ob1: "Cancel culture again!"
Ob2: "hey WP ignore extremists you are good!"
Ob3: "hey POC stop character assassination!"

WP: (some time later - defends a racist harasser)
POC: "You keep saying you're not racist."
Ob1: (blocks POC)
Ob2: (reports POC)
Ob3: (copy/pastes POC and starts a "cancel culture gone insane" thread on Parler)
Racist Harasser: (tags POC as "cuck")
POC: (blocks 30 new harassers)

WP: (complains about cancel culture)
POC: (silent - they left twitter from harassment fatigue)
Ob1: "Yeah cancel culture is the worst"
Ob2: "Cure is worse than the disease!"
Ob3: "God everyone is a victim nowadays"
Harasser: (cashes donation from silent industry supporter)

WP: (some time later - another racism)
New POC: "Hey that was racist"
WP: "GOD HERE COMES THE MOB AGAIN"
Ob1: "Please cite exactly how this person is being racist"
Ob2: "You can't reason with the extreme mob!"
Racist Harasser: (creates YouTube video about POC who left twitter)

WP: (edits racism from old posts)
WP: (later, defends another racist)
POC: "Hey this is a pattern with you."
WP: "Sigh! I make ONE mistake and here comes the mob"
Ob1: "Cite where WP has ever been racist"
Ob2: "They can't, it's just a witch hunt"
Harasser: (makes new Reddit post)

Another WP: "Hey WP I think you were being racist"
WP: "Really? But I am a good person!"
WP2: "You are a good person."
WP: "Maybe you're right"
Ob1: "WP2 thank you for opening my eyes!"
Ob2: "WP is so right that we have a racism problem"
Ob3: "Thank god for WP1 and WP2."

Coda:

POC: "We have a racism problem in (community)"
WP: "Explain exactly how"
POC: (exhausted) "Do your own homework"
Ob1: "You're so MEAN"
Ob2: "Maybe if you tried TALKING to him god"
Ob3: "Guess we know who the real problem is"
Harasser: "SJW culture is cancer"
Obs: "YUP"

Some folks in the comments are demonstrating extraordinary patience and doing the laborious debate with those who insist upon arguing the very premise.

I see you, and appreciate you.