These examples of rewrite are fallacy.
See Next.js, over a decade of iterative development. Countless vulnerabilities discovered internally, and externally, which got patches with tribal knowledge acquired by core contributors, security reviewers.
Now Joe shows off he rewrote it with Vite at its core, for just 1,100 dollars worth of token. Performance improvement and no licensing liability.
Outcome: more money for Nvidia, and even more money into the pockets of your next hackers.