In the year-end episode of the "Break Things on Purpose" podcast, hosts Jason Yee and Julie Gunderson reflect on notable internet outages of 2021, including incidents involving Fastly and Salesforce, highlighting the public's growing awareness of internet infrastructure complexities. They discuss the importance of blameless incident retrospectives, emphasizing the need for organizations to implement technical safeguards and foster a culture where employees feel comfortable asking questions. The conversation also underscores the significance of Chaos Engineering in proactively testing system vulnerabilities to prevent outages. As they look forward to 2022, the hosts express hope for a return to normalcy post-pandemic, more in-person events, and continued learning opportunities from incidents, while Julie humorously acknowledges her unique knack for breaking technology in unintended ways.