They seem to have a good write up to explain that: https://zen-lang.org/zig/
Also: forking /= stealing
Also: forking /= stealing
[1] https://ziglang.org/news/statement-regarding-zen-programming... (HN discussion: https://news.ycombinator.com/item?id=24481142 )
I think many people just fundamentally don't understand sharing or friendly coexistence. The drive to dominate and control is sooo maladaptive for society but very widespread.