Gian Luca Partengo Gian Luca Partengo

The 20-second experiment

Beautiful.
Until you
need it.

A website to admire.
An appointment to book.
Twenty seconds to feel the difference.

Fictional business and booking. No personal details,
no cookies, nothing submitted.

A simulation, not an audit.

Two journeys built specifically to demonstrate some usability obstacles. This is not a comparison of technologies, it does not assess your website’s quality and it does not promise more sales.

Back to the homepage

Test evidence

Mobile PageSpeed Insights: 100 in every category

PageSpeed Insights result from 28 July 2026: 100 for Performance, Accessibility, Best Practices and SEO on mobile.
Google PageSpeed Insights · Lighthouse mobile · verified 28 July 2026 Open the verifiable report
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Answers based on the public content of this website.

Tell me what you need from your website. I will look through GLP services and Articles and point you towards the most relevant route.

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