Audience Library - Audience types concerns.. Hi,I'm wondering if someone could help me understand Audiences behaviour. Let's imagine I'd like to have an XT Activity in Target, where I'm using Audiences from Marketing Cloud.For the sake of simplicity I'm gonna build XT just for one Audience based on Analytics variables.I see two options:Build segment in Analytics based on historical data and share to Marketing Cloud.Create Marketing Cloud Audience based on Analytics reporting suite.What I know is that in the first option, the created Audience that is shared, is visible in Audiences Library so I can use it to build my Target activity. However, the data are under collection process (up to 48h as far as I remember).So simply after that collection period, the Audiences have build collection of MCIDs. So, when visitor visits the page (page supports Visitor ID), then my Target Activity immediately resolve proper Audience (thanks to the MCID) and proper Offer will be served.As for the second option, I'm not actually sure because of three