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Demi Wilkinson · March 21, 2025
Mastering Core Web Vitals: How to measure, test, and optimize for better load times
INP became a Core Web Vital in 2024 and it has rewritten what "fast" means. Here is how to measure it, what kills it on most B2B sites, and how to fix it without rewriting your stack.
Backpack · March 12, 2025
Why defer-and-load beats worker sandboxing for most third-party scripts
Partytown is a clever idea that breaks every DOM-touching script. Here is why a simpler defer model wins for the majority of stacks — and the niche where sandboxing still has value.
Demi Wilkinson · February 28, 2025
Configuring Quickload with Google Tag Manager: a complete guide
Most B2B sites load everything through GTM. Here is the right way to defer the container, then configure GTM's own triggers for tag-level scheduling.
Backpack · February 19, 2025
How to verify Quickload is actually working on your site
Five tests, ordered cheapest to most thorough, to confirm the engine is rewriting tags and improving CWV.
Demi Wilkinson · February 8, 2025
How to improve INP on your B2B SaaS marketing site
B2B sites have heavier tag stacks than e-commerce or media. Here is the order of operations that actually moves INP for a Marketo + 6sense + Drift kind of site.
Backpack · January 29, 2025
The real cost of Hotjar on your page speed (and how to fix it)
Hotjar is one of the most useful tools in your stack and one of the worst for performance. Here is how to keep it without it being the largest TBT contributor on every page.
Backpack · January 15, 2025
Quickload v1.3: GTM helper, before/after PSI, and a hosted dashboard
A roundup of what shipped in v1.3 — the new GTM helper, dashboard wiring, before/after PageSpeed Insights, and a richer Discovered Scripts page.
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