This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Depends. If you can avoid Struts 1, I would--but a lot of companies have Struts 1 apps (and, puzzlingly, create new Struts 1 apps). Struts 2 is far, far cleaner, but also used much less--there are so many other options now that it's not as much of a "no-brainer" to go with Struts like it was once.