PKPuneet Khandelwalinlifestyle-4u.hashnode.dev·Jul 27 · 2 min readThe 80/20 Rule of Software Engineering: Ignore the HypeHere's the thing - AI and machine learning have been making our lives easier as developers, but sometimes the excitement around them gets out of hand. I mean, have you ever been in a project where 80%00
PKPuneet Khandelwalinlifestyle-4u.hashnode.dev·Jul 26 · 2 min readOpenAI Operator vs Claude Computer Use: An Engineer’s B (2026-07-26-27a6ec)Writing code alongside AI used to mean chatting with an assistant for text snippets. That phase is over. Models stopped talking and started driving. OpenAI Operator and Anthropic's Computer Use move u00
PKPuneet Khandelwalinlifestyle-4u.hashnode.dev·Jul 26 · 1 min readOver-Engineering: The Silent Killer of Startup Success (2026-07-26-f87b6f)I've seen it time and time again. A startup's early success gets fueled by an over-engineered monster. It shows off the developer's raw talent instead of solving the actual problem. At first, the syst00
PKPuneet Khandelwalinlifestyle-4u.hashnode.dev·Jul 19 · 3 min readWhy Your RAG Pipeline is Hallucinating: A Context WindoA reader recently asked why their Q&A bot keeps inventing project documentation. The source PDFs sit right there in the vector store, yet the bot lies anyway. They blamed the temperature setting. They00
PKPuneet Khandelwalinlifestyle-4u.hashnode.dev·Jul 18 · 3 min readWhy Andrej Karpathy's 'Software 2.0' is now a debt trap (2026-07-18-df92a7)Back in 2017, Andrej Karpathy dropped his 'Software 2.0' post on Medium. He argued that neural networks are just code written in weights, not syntax. He imagined a future where we define goals instead00
