Google noted that if the HTTP status code is non-200 (for example, on error pages with 404 status code), rendering might be skipped.
Google updated its JavaScript SEO docs with new guidance on canonical URLs for JavaScript-rendered pages. Keep canonicals ...
Google added a section on canonicalization best practices for JavaScript to the JavaScript SEO best practices document.
GhostPoster malware hid inside 17 Firefox add-ons, abusing logo files to hijack links, inject tracking code, and run ad fraud ...
Google updated its JavaScript SEO basics documentation to clarify that may skip rendering and JavaScript execution.