The cost of Manga was already prohibitively expensive here so you really needed to be a dedicated ultra-weeb to even consider buying physical from a brick and mortar store. I'll continue to buy online/digital like I always have.
Ah my nemesis, sous vide, we meet in a different media. Some might desire the tenderness cooked meat attains from it but it comes across (to me) as uniform mush, no interesting texture gradiation (post sear does helps marginally). Don't even get me started on the time needed and pre/post prep.