Yes this is an interesting contrast. But besides public/private, it's also about delivering some concrete physical thing, vs. some virtual service. At least for the tracing part, I mean... a massive call-center roll-out just seems obviously prone to going badly wrong, a bit like huge IT projects. Especially given how uncertain the total demand for it was.
Whereas for vaccination the goal is clearer & easier to track. Which is not to say that you can't mess it up, of course, witness almost every other country.
There also is a distribution and vaccination system already in place, it's just that for some reason the government wants to reinvent one from scratch.
Whereas for vaccination the goal is clearer & easier to track. Which is not to say that you can't mess it up, of course, witness almost every other country.