Modified hot-air popcorn popper coffee roaster

In this video I'll go over a simple modification to hot air popcorn popper in order to make it into a better coffee roaster without any modifications to the roaster itself. Parts shown in the video: O.D.65x2.5x100mm borosilicate glass tube (https://www.aliexpress.com/item/33041...) 300 x 300 x 3mm Cork Sheet with Adhesive Tape (https://www.aliexpress.com/item/32911...) 11.5cm / 4.53" (XXL) Mesh Tea Strainer (https://www.aliexpress.com/item/32590...)