Yep, it seems reddit has already forgotten about it so we need to keep pushing. Alot of feedback on Twitter as well but strangely, rockstar support doesn't respond to any of the tweets mentioning the blurriness on the PS4 Pro.
Again, here's the link https://support.rockstargames.com/categories/115001624507?step=c4ccc5e7 to submit a ticket and chat with a Rockstar support agent