1% Can Be A Large Number

Jared Spool

January 10th, 2006

Internet Retailer reports:

“Over the holidays, Amazon processed at least 108 million orders and shipped on time 99% of the time, the company says. “

1% of 108,000,000 is 1,080,000. That means more than a million people didn’t get an order on time.

In the world of the internet, it’s not unusual for numbers to be in the millions: users, orders, pages, products…

Even when 99% of whatever is perfect, that 1% imperfection is still a pretty big number. Almost perfect isn’t perfect.

It’s just something to remember when we’re making all those compromises in our designs.

4 Responses to “1% Can Be A Large Number”

  1. Ara Pehlivanian Says:

    Which makes the Bank of America commercial, where the guy says (paraphrased) “we handle a billion cheques a day; we take one cheque and process it perfectly then repreat that a billion times,” even more poignant.

  2. Moe Rubenzahl Says:

    I often fight the word “most.” As in “most” have screens wider than 800×600. But 12% don’t. I find it astonishing that our product managers think that it’s OK to alienate 12% of our market.

  3. Ben Byrd Says:

    I’ve been trying to emphasize this with the people who always want do really fancy things with their site that older browsers would have a problem with. If Amazon lost 1% of their customers because of the netscape 4.0 or ie 5.0 user they would have lost a little bit of money.

  4. Ara Pehlivanian Says:

    Ben: Which is why unobtrusive JavaScript and graceful degradability are such important issues. But hey, that’s just the geek in me speaking. :-)

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