Easily duplicate materials/infinite rupees glitch 1.2.1 Zelda Tears of the Kingdom

Hello guys, today i want show you how to duplicate items/materials easily and get max/infinite rupees easily with vendor scamming in version 1.2.1 in Zelda tears of the kingdom.
This channel is my second channel in which i bring my videos that in my main channel (Nin 64bros) i bring them in Italian, here i bring them in English.
The video i took inspiration from: NONE, this method (Material cancel) is discovery by myself (Zerolfo/Nin 64bros) i had to work hard for a week to find out, so i would appreciate if you want to take inspiration from this video to mention me and put the link to my channel/this video in the description, thank you.
Credits:
Material cancel: Zerolfo/Nin 64bros (myself)
Minus dupe: NaN Gogh, M0zzed
Vendor scamming: M0zzed, NaN Gogh, NX721
Dispenser storage: M0zzed