Yeahhhhh. NO.
This is more whiny“Don’t BULLY the BULLY!” BULLSHIT.
Fuck that noise.
Everyone has a right to voice their opinion, but that right doesn’t shield them from criticism, nor the repercussions thereof.

The problem with your filter is the “Has the words” field isn’t referring to sender names, but the content of the ENTIRE email. So it will also filter out false positives.

It totally IS better for you. It’s got thymine,
(which is what cells crave. ... wait... or is that electrolytes?)
Seriously though, brown rice IS better for you than white.
White rice IS brown rice, just with the husk removed (which also removes a lot of good vitamins.... such a thymine).
There is even documented historic…

Laser.
I also don't bother with color.
Laser cartridges last a LONG time and don't cost much if you're just printing black and white.