New essay arguing SX eliminates the entire conventional web toolchain (bundlers, transpilers, package managers, CSS tools, dev servers, linters, type checkers, framework CLIs) and that agentic AI replaces the code editor itself. Links Carson Gross's "Yes, and..." essay with a Zen Buddhism framing of the write→read→describe progression. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>