A week of hourly detail is usually enough
Nobody has ever asked what happened at 3pm on a Tuesday in March. Keeping the hourly breakdown forever costs more than the answer is worth.
Read it A week of hourly detail is usually enoughCase studies
What we did, and what it changed.
What we send to third parties: nothing
The strongest privacy claim a site can make is also the easiest to verify: open the network panel and count the hosts.
Read it What we send to third parties: nothingAttribution models, briefly
Every attribution model is wrong. Some of them are wrong in a way that is stable enough to compare one month against the next.
Read it Attribution models, brieflyWhat we stopped measuring, and why
We removed four reports last year. Nobody has asked for three of them since, which tells you something about the fourth.
Read it What we stopped measuring, and whyHow much disk does a year of traffic take?
Less than you would guess, provided the storage grows with the number of distinct things you measure rather than with the number of visits.
Read it How much disk does a year of traffic take?What a rotating salt actually protects
Rotating a salt every twenty-four hours sounds like housekeeping until you work out which questions it makes permanently unanswerable.
Read it What a rotating salt actually protects