> What was not possible to achieve when implementing these features as an extension? You cannot extend everything. At least at the time when Cursor started a l

> What was not possible to achieve when implementing these features as an extension? You cannot extend everything. At least at the time when Cursor started a lot of what Copilot relied on was behind beta and gated APIs / functions. It's opened up a little more now but possibly VS Code still doesn't expose everything required.