Alexa has nothing to do with it.

https://medium.com/@bjax_/a-tale-of-unwanted-disruption-my-w...

A driver accused an individual of racist harassment (which did not happen according to the individual) and Amazon chose to suspend that individual's access to services as a result.

I guess nuance and truth are hard to come by from a YouTube channel whose sole personality appears to be the tired "angry gamer" trope.