Learn about improved toolchain resolution debugging in Bazel through this 10-minute technical talk from the Linux Foundation. Explore the enhanced message format of `--toolchain_resolution_debug` and understand the underlying algorithm that drives platforms and toolchains selection. Gain a clear mental model of this core Bazel functionality while discovering how debugging toolchain issues has become more intuitive and self-explanatory. Examine the importance of well-crafted debug messages and their associated tradeoffs, making the debugging process both more efficient and enjoyable for newcomers and experienced Bazelistas alike.