Linux dark matter obscures real Firefox user numbers

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| I tend to agree with him, and think the actual figure is going to be much
| higher thanks mainly to the 'Firefox Dark Matter' phenomena that comes
| courtesy of Linux users. The problem being that users who get their Firefox
| fix as part of a Linux distro will most likely have the automatic update
| feature itself disabled, because the distro will manage those security
| updates instead. Lilley admits that this dark matter exists "but we don't
| have ways to see it. Linux use certainly accounts for at least single-digit
| millions every day (and maybe more), but it's hard to say exactly how many."


Desktop Linux on the Rise, Linux Foundation Reports

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| For starters, almost 20,000 self-selected users filled out this year's survey
| compared with fewer than 10,000 in 2006's survey.
| [...]
| In those businesses and organizations that have deployed Linux desktops, 39.5
| percent are running Linux on more than half of their machines.

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| Okay, now lets tie this all back in together. Novell claimed several months
| back in a video ad that Desktop Linux users accounted for upwards of
| 30,000,000 different people. That's 30 million. Recent statements made by
| some Novell representatives indicate that they expect there are upwards of
| 50,000,000 Desktop Linux users. Microsoft has never contested the number of
| Desktop Linux users, and if anything the deal Microsoft signed with Novell
| was tacit agreement that Microsoft believed those numbers to be accurate.

Linux Users Base More Than doubled Over Last One Year: Survey

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| The number of Linux users has more than doubled over the last one year, says
| a new survey by The survey also said Ubuntu remains their
| Linux distribution of choice. *

Survey: Desktop Linux use grows

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|, which is a Web site devoted to, obviously, desktop Linux,
| has finished a survey that found more than a doubling of Linux desktop users
| in the past year. *