What Happens If You Optimize Speed Instead Of UX — Darin Archer | Why Slow Sites Lose 90% Of Shoppers, Why Third-Party Apps Cause Most Delays, Why The “3-Second Rule” Isn’t One-Size-Fits-All, What $5–10M Stores Should Fix First (#411)

In this Ecommerce Summer School archive episode, we talk about why website speed matters so much for online stores. When sites load too slowly, 90% of shoppers will leave and go somewhere else.
Our guest is Darin Archer, Vice President of Product Strategy at Yottaa.com. He explains how third-party apps can slow down your site and shares simple ways to make pages load faster.
Darren also talks about how speed improvements can boost sales by 6-12% or more. This is a must-listen for anyone running an online business.
Topics discussed in this episode:
- Why 90% of consumers leave slow-loading websites
- How e-commerce sites average 60 third-party apps that hurt performance
- What real user monitoring shows versus office testing
- Why third-party apps cause 75% of page load time and 70% of performance issues
- How proper sequencing works like an orchestra instead of a school band
- What 6-12% conversion rate improvements look like with speed optimization
- Why the 3-second rule varies by brand type and product
- How Perry Ellis got 15% conversion lift from 37% speed improvement
- What $5-10 million revenue businesses should prioritize for quick wins
- Why site speed optimization offers the best ROI with payback in weeks
Links & Resources
Website: https://www.yottaa.com/
Shopify App Store: https://apps.shopify.com/rapid-insite
LinkedIn: https://www.linkedin.com/company/yottaa/
Twitter: https://twitter.com/yottaa
Get access to more free resources by visiting the show notes at
https://tinyurl.com/tz65hvd4
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Information
- Show
- FrequencyUpdated Weekly
- PublishedJune 30, 2025 at 1:00 PM UTC
- Length29 min
- Season8
- Episode7
- RatingClean