Or that the stupid vaccine can't be replicated. There's really no reason for the vaccine to be non-replicateable except "we need a reason why they don't just take Tasha back"
There's, of course, also the problem of why a vaccine to some space plague is found on a completely unrelated, far-flung planet, but I suppose that could be justified with some precursor empire or something like that, if somebody really wants to spend energy fixing plot holes in Code of Honour.
There's, of course, also the problem of why a vaccine to some space plague is found on a completely unrelated, far-flung planet, but I suppose that could be justified with some precursor empire or something like that, if somebody really wants to spend energy fixing plot holes in Code of Honour.