Dude not sure your point but here’s a battery box with tape everywhere: Light Foil Assist Project - Cocoa Beach, FL
a green shrinked wrapped battery held together with tape: Efoil V7 Flipsky 6384 VESC 75100 pro V2 and gong carbon mast V1
another self made battery pack with a ton of yellow kapton tape holding it together: Dinghyfoil Build in Oregon, Flipsky 65161, watercooled 75200 ESC, 12s12p, Lift Blowfish - #2 by findkeegan
battery in a tuperware box: Another cheap and quick foil assist project from fFrance
Another battery made from 18650 cells wrapped in packing tape and spot welded with random home spot welder: Foil Drive Assist, DIY - #1616 by Jesserosco
Again it’s DIY so doesn’t need to look pretty but to say it’s quality is better than a professionally assembled product (even from China) is simply not true.
This isn’t the DIY Build/Repair and Mod forum either just general discussion which for someone that’s here that often should prob know by now too…