It’s not contradicting itself though. Your first quoted statement says “using high-resolution scanners”. The last one says “conventional MRI studies”. The methodology is what is different.

I woke up with mold growing in my hair because of this comment

They wrote mean words on one jar of rice, nice words on the other, and the one with mean words grew mold, illustrating that you should choose your words carefully. That was their intention at least.

No it’s the mean words

https://en.m.wikipedia.org/wiki/Redshift#Blueshift

Essentially yes