Obviously, we would need to avoid permanent setbacks—but apart from those we don’t really have to “get it right first time”. Many possible problems can be recovered from. Also, it doesn’t mean that we won’t be able to test and rehearse. We will be able to do those things.
That is, you agree with them that there must be 0 unrecoverable errors, but you think the set of errors that are unrecoverable is much smaller than they do?
That is, you agree with them that there must be 0 unrecoverable errors, but you think the set of errors that are unrecoverable is much smaller than they do?
I think we will be able to practice in a sandbox. Not practising makes no sense to me.