Bad news: the physical disc is supposedly just a download code, so you'll be pulling 50+GB regardless.
Day 1 patch or no, I don't like the practice of the physical media just being a Steam/Uplay/Bethesda installer with a download code for the game.
Day 1 patch or no, I don't like the practice of the physical media just being a Steam/Uplay/Bethesda installer with a download code for the game.