be me

```
> pin instances while debugging
> no issues for a few weeks
> think i don't have to unpin them
> aws take the wheel
> deploy code
> pinned instances bork
> terminate pinned instance mid-deploy
> aws keeps terminated instances as deployment targets
> deploys "fail" over and over until instances are unpinned
```

Still not resolved. This is what I deserve for getting cute with scale-in protection.

k00b

One of the instances flaked on deployment ... so this change isn't actually visible some of the time ... I'm working to resolve it.