It wasn't an afterthought. It was just added in late. Sony's focus was on that terrible CPU.
Having to delay a console for a year due to a design oversight is equal to knowing early on? The RSX was a last minute fix, after the engineers accepted they done fucked up. Accept the truth.
Also the RSX had anything but a big profit margin, according to Nvidia themselves.
“Simple minds have always confused great honesty with great rudeness.” - Sherlock Holmes, Elementary (2013).
"Did you guys expected some actual rational fact-based reasoning? ...you should already know I'm all about BS and fraudulence." - FunFan, VGchartz (2016)