You don't necessarily need to present a vision for the specific things you can do for the company, but you can take the initiative and present why your specific

You don't necessarily need to present a vision for the specific things you can do for the company, but you can take the initiative and present why your specific set of skills will be well suited for the company in question. I do agree that you need to be careful with this - many companies will want to put you through "their process", and attempting to take control of the conversation when it's not welcome will tank your chances at a position, but I do think it's worthwhile to try.