# Addy Osmani - The 80% Problem in Agentic Coding (Highlights) ![rw-book-cover|256](https://substackcdn.com/image/fetch/$s_!lmAD!,w_1200,h_675,c_fill,f_jpg,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd9189021-cd66-44d9-8683-520663047835_2400x1350.png) ## Highlights - When anyone can generate thousands of lines of code in minutes, the ability to say ‘we don’t need this’ becomes more valuable. ([View Highlight](https://read.readwise.io/read/01kj9hpv6cr7dvkw8q6xv6783w)) ^991531071 - We’re generating correct code faster, but may be accumulating technical debt even faster. ([View Highlight](https://read.readwise.io/read/01kj9f5gqq3yagmt2azwh2r9ne)) ^991502394 - Over time, you may understand less of your own codebase. ([View Highlight](https://read.readwise.io/read/01kj9f6t46gc4fc06kfd6yc2wp)) ^991502683 - “The agent implements an amazing feature and got maybe 10% of the thing wrong, and you’re like ‘hey I can fix this if I just prompt it for 5 more mins.’ And that was 5 hrs ago.” ([View Highlight](https://read.readwise.io/read/01kj9f8b11jtdqkx5ksnh0x801)) ^991503299 - Individual output surged 98% in high-adoption teams, but PR review time increased anywhere as high as 91%. ([View Highlight](https://read.readwise.io/read/01kj9f8skf3t7cd9mzb9hf43yb)) ^991503316 - Alternate: write some features manually to maintain muscle memory ([View Highlight](https://read.readwise.io/read/01kj9ny496rxd93ynrbh1h6vvs)) ^991539282