Latest Chromium build has got Google Cloud Print, Background WebApps, XSS Auditor and Disable outdated plug-ins features. Maybe integrated in Chrome 7/8.
Google Instant search has blacklisted more than 500 keywords. But latest nightly build integrated with Instant search indexing results for these words.
Google is providing many switches to its dev builds of chromium 7. –enable-match-preview switch enables instant search in latest dev chrome builds.