bug#58669: 28.2; bindat: str and strz not operating on vectors

[Stefan Monnier]

>> `append` takes the vector, turns it into a list (thus allocating N cons
>> cells), then `apply` turns the list back into an on-stack "vector", and
>> all of that just to create a 4x or 8x smaller string.  It's silly.
>
> It gets the job done, doesn't it?

Indeed, there's a way, but there isn't a *good* way,


        Stefan