Minecraft but I have to get advancements to expand the border | Bordered in: ep1

Hi, I'm MaxQual and in this video, I coded it so that I'm stuck in the worldborder. The only way to expand the border is by getting advancements. Inspiration: Direct inspiration:    • Minecraft, But I Can't Leave This Chu...   Less direct inspiration:    • How Long Could You Survive as a Capti...   Just found this online, but it is a short, not a let's play:    • Minecraft But The World Border Expand...   Music: Only song from C418:    • Alpha   License code: please don't sue me