You measure it wrong. content-visibility will cut rendering time not total and you have different idle time!
Measuring the Total blocking time seems pretty reliable? That's what it comes down to cutting on.
Check this article web.dev/content-visibility/ Idle can be +- few seconds.
Yeah I've seen this one indeed Still not sure, it will still show as total blocking time done in the test.
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You measure it wrong. content-visibility will cut rendering time not total and you have different idle time!
Measuring the Total blocking time seems pretty reliable?
That's what it comes down to cutting on.
Check this article
web.dev/content-visibility/
Idle can be +- few seconds.
Yeah I've seen this one indeed
Still not sure, it will still show as total blocking time done in the test.