This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
Maybe the 50hrs is just to weed out scalpers attempting to make new accounts to buy multiple.
50hours of gameplay over the lifetime of a console is not that much. I have like 200 hours in BOTW alone.