Well, Voidzero already attempted to rugpull the Vite project into a commercial paid licensing for "Vite+" that they then had to back out of and release under MIT because it just didn't work out.
I think Voidzero was already adrift without a plan and this acquihire is literally just that, new employment for the people behind it.
Maybe Cloudflare will allow them to maintain oxc, but expect them to writing features for Cloudflare Workers from now on.
Voidzero's plan was Void their Vercel competitor