they are absolutely right.

I'd even go as far as to say most clients don't know how to open those. I've had people struggling with opening a .zip file, if I sent them a .zip full of .cRAW they'd probably think I'm trying to scam them.

Imagine someone asking a chef to not bother with fixing up a meal and to just throw the ingredients on the plate, and then posting all over social media the photos of "the chef's work"

Photography very, very rarely ends when the shutter release is pressed. For an hour shooting you'll spend roughly 3 days in lightroom. I've had exactly 1 photo in recent memory that I felt looked fantastic without any post processing, and I still wanted to balance the shadows a little bit because the contrast was too high