*A 2012 detailed study at Bing (Kohavi et al.2013) showed that every 100 ms speedup improves revenue by 0.6%. So why do we still have slow A/B tests?
Extreme performance
It takes 3 ms to process and return the modified HTML to the user via Cloudflare.
Privacy focused
The user data doesn't go further than your DNS provider, and doesn't get sent to any third parties.
No blocking
Everything happens on Cloudflare - so users receive the final HTML without any blocking or waiting.