The author is traveling and speaking at various events in Europe. They recently spoke at Cloud Foundry Day Frankfurt about Spring Boot and Cloud Foundry. Prior to that, they conducted workshops in Antwerp, Belgium. The author is now returning to Antwerp for Devoxx Belgium. At Devoxx, they will give several talks on Spring Boot 4, Spring AI, and GraalVM. Following Devoxx, they will travel to Amsterdam for a presentation with James Ward. The weekly roundup highlights several new releases and articles. Spring AI 1.1.0-M3 and 1.0.3 are now available. Spring Cloud 2025.1.0-M3 has also been released. Jackson 3 support is now available in Spring. There are articles on securing MCP servers with Spring AI. One post discusses configuring multiple LLMs with Spring AI. Another article examines JSpecify and null safety in Spring Boot 4. The MCP Security project is also noted to be improving. Finally, the author mentions posts on API design by Arjen Poutsma.