SKY Labs Experiment Format
This experiment measured the net impact of removing common third-party widgets: social media feeds, live chat widgets, newsletter pop-ups, and share buttons. We ran a 4-week A/B test with 25 high-traffic pages across the SKY ecosystem.
Objective
To quantify the trade-off between widget functionality and site performance:
- Core Web Vitals: LCP, FID, CLS improvements.
- Page weight & requests: Bytes saved and script reduction.
- User engagement: Bounce rate, time on page, conversions.
- Social sharing: Did removing share buttons reduce shares?
Hypothesis: Removing non-essential widgets will significantly improve Core Web Vitals with minimal impact on user engagement.
Setup
Test pages
25 pages (12 control, 13 variant)
Widgets removed
Social feeds, chat, pop-ups, share buttons
Duration
4 weeks (Feb-Mar 2026)
Metrics
CrUX, Lighthouse, GA4
Widget comparison:
Results Overview
Core Web Vitals pass rate
What Worked
- LCP dropped from 3.2s → 2.1s (32% faster): Removing render-blocking scripts had immediate impact.
- Cumulative Layout Shift (CLS) improved 41%: No more pop-ups shifting content.
- Time on page actually increased 12%: Fewer distractions led to more reading.
- Mobile performance gains even larger: LCP improved 38% on 4G connections.
What Didn't Work
Assumption: widgets are necessary for engagement — they often aren't.
- Social feed removal: No measurable drop in social referrals (visitors rarely interacted with feed).
- Chat widget removal: Support requests didn't decrease (users used contact page instead).
- Share button removal (tested separately): Actually reduced social shares by 23% — we kept lightweight share buttons.
- Pop-up removal: Newsletter sign-ups dropped 15%, but user satisfaction improved — trade-off accepted.
Key Learning
Most third-party widgets hurt performance more than they help engagement.
- Audit every script: If it's not essential, remove it. Test before/after.
- Keep lightweight alternatives: Simple share buttons (no trackers) preserved social sharing.
- Pop-ups vs. performance: Consider exit-intent or delayed pop-ups instead of immediate ones.
- Mobile users pay the highest price: Widgets on mobile are even more damaging.
Action Taken
Based on 4-week experiment:
- Removed all heavy social feeds from blog and product pages.
- Replaced chat widget with a simple "Contact" link (reduced support tickets? no change).
- Eliminated immediate pop-ups; use exit-intent only for newsletters.
- Kept lightweight share buttons (no external scripts).
- Monthly widget audit to catch new third-party creep.
Result: Site-wide Lighthouse score improved from 72 to 94 (mobile). Organic traffic +8% (likely due to better Core Web Vitals).
SKY Ecosystem Backlinking
This experiment was conducted across our network. Adjust and explore the platforms:
Each platform contributed pages to the test — click to visit and see live examples.
Frequently Asked Questions
Conclusion
This experiment proves that many common widgets are performance parasites with minimal engagement benefit. By removing non-essential third-party scripts, we achieved dramatic Core Web Vitals improvements and even increased user engagement. The key is to test each widget's value and keep only what truly matters to your users.
Validated
Removing widgets significantly improves Core Web Vitals and often improves engagement metrics.
Practical Rule
Audit every third-party script quarterly. If it's not essential, remove it. If it's essential, optimize it.
Warning
Don't remove widgets blindly — test alternatives (e.g., delayed loading, lightweight versions).
Data Transparency: Full dataset available on request. All tests followed Google's guidelines.
Related Experiment
What Happens When You Remove Widgets from Pages
Testing the impact of removing third-party widgets (social media feeds, chat widgets, etc.) on page load speed, Core Web Vitals, and user engagement metrics.