I just pushed a commit that implements option 2 above because I felt
that it was a more straightforward approach that can be easily
documented (and is). The alternate approach of `memcpy`ing a static
instance, while simple on the surface, seems a little too in the weeds
for an API caller that may n
>
> Yes, we don't want to mess around with the actual indexing in this PR.
>
A couple of thoughts -
1. We could have a static instance of the options which could be `memcpy`
into the struct to initialize it to default values.
2. It's kind of ugly, but we could have a function to initialize an op
