The article discusses how the author, a software developer, believes that 90% of their skills have become obsolete due to the rise of AI technology like ChatGPT, while the remaining 10% have increased in value. The author reflects on their experience with ChatGPT and how it can perform tasks such as writing and code completion. The article also explores the potential implications of AI on the software development industry and the need for developers to adapt and recalibrate their skills. The author notes that AI technology is improving rapidly and will continue to change the industry.