We're not specifically blaming React. we're blaming their approach to React/SPA and how it caused a massive degrade compared to Github's Rails-based UX. Github

We're not specifically blaming React. we're blaming their approach to React/SPA and how it caused a massive degrade compared to Github's Rails-based UX. Github's code view page has been unreasonably slow for the last several years ever since they migrated away from Rails for no apparent reason.