Learn advanced techniques for modifying non-standard file types in the Yocto Project environment through this 26-minute technical presentation. Explore strategies for handling files like .inc and .bbclass that lack traditional append mechanisms, building upon insights from a previous Yocto Developer Day discussion in Vienna. Discover when patching is appropriate, examine various modification approaches from common to lesser-known methods, and understand which strategies best suit different scenarios. Master the complexities of working with "unpatchable" files while gaining practical knowledge about alternative modification techniques beyond the standard .bbappend mechanism. Engage with best practices and participate in discussions about effective file modification strategies within the Yocto ecosystem.