>Given a single page application what things would you recommend to get full state restoration within half a second of page request? AI barfs on that one. It starts explain what state restoration is, which doesn't answer the question.

Deepseek gave me a good answer to that.

I think they're good enough at this point to fool interviewers up to at least the senior level. Especially for these sorts of questions that encourage vaguish rambling answers about general knowledge.