If you have two days to learn the _very basics_ of modelling, Domain-Driven Design, CQRS and Event Sourcing, here's what you should do:

In the evenings read the [Domain-Driven Design Quickly Minibook]{http://www.infoq.com/minibooks/domain-driven-design-quickly}. During the day watch following great videos (in this order):

1. Eric Evans' [What I've learned about DDD since the book]{http://www.infoq.com/presentations/ddd-eric-evans}
2. Eric Evans' [Strategic Design - Responsibility Traps]{http://www.infoq.com/presentations/design-strategic-eric-evans}
3. Udi Dahan's [Avoid a Failed SOA: Business & Autonomous Components to the Rescue]{http://www.infoq.com/presentations/SOA-Business-Autonomous-Components}
4. Udi Dahan's [Command-Query Responsibility Segregation]{http://www.infoq.com/presentations/Command-Query-Responsibility-Segregation}
5. Greg Young's [Unshackle Your Domain]{http://www.infoq.com/presentations/greg-young-unshackle-qcon08}
6. Eric Evans' [Acknowledging CAP at the Root -- in the Domain Model]{http://www.infoq.com/presentations/CAP-DDD}
7. Udi Dahan's [Udi Dahan - Commands, Queries, and Consistency]{http://vimeo.com/43612850}
8. Greg Young's [19 1/2 Things to Make You a Better Object Oriented Programmer]{http://oredev.org/2010/sessions/19-1-2-things-to-make-you-a-better-object-oriented-programmer}
9. Udi Dahan's [Who needs a service bus anyway?]{http://ndc2011.macsimum.no/mp4/Day2%20Thursday/Track2%201500-1600.mp4}
10. Dan Bergh Johnsson's [Power of Value]{http://www.infoq.com/presentations/Value-Objects-Dan-Bergh-Johnsson}
11. Martin Thompson's [Event Sourced Architectures for High Availability]{http://www.infoq.com/presentations/Event-Sourced-Architectures-for-High-Availability}
12. Andrew Stewart's [Modeling in a Cold Climate]{http://www.infoq.com/presentations/Modeling-in-a-Cold-Climate}
13. Kevlin Henney's [Modeling in the Age of Agility]{http://oredev.org/videos/modeling-in-the-age-of-agility}
15. Simon Brown's [The Frustrated Architect]{http://www.infoq.com/presentations/The-Frustrated-Architect}