Re: Just Wait
Spain said recently that they'd be favourable to Scotland joining the EU (as long as it's an independent country fist):
https://uk.reuters.com/article/uk-spain-politics-scotland/spain-would-not-oppose-future-independent-scotland-rejoining-eu-minister-idUKKCN1NP25P
https://fullfact.org/europe/eu-membership-spain-scotland/