Just like there's models for servers "small count of big iron" vs "large count of ephemeral VMs" there exists two models for Internet infra.
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Replying to @patio11
As originally conceived, the Internet was a cloud of horrifically underresourced side projects stuck together. Very resilient to losing one.
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Replying to @patio11
As it presently exists, there are (in many verticals) a few players which are greatly concentrated. Losing any one hurts the network a lot.
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Replying to @patio11
If AppAmaGooBookSoft get a cold, much of the Internet (as perceived by end users -- humans or companies) ceases to function.
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Replying to @patio11
Geeks occasionally say "This would be better if we were still a widely distributed system!" but that is not obviously true.
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Replying to @patio11
An argument exists that concentration risk is acceptable because the costs of building reliable systems are *astronomical*.
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Replying to @patio11
SMTP lets you run an email server for $1 but achieving delivery for it independently costs $1+ million a year because spam is *that bad.*
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Replying to @patio11
You can write a web browser. You can write a web browser securely. It costs $100 million a year.
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Replying to @patio11
These thoughts were occasioned by the DNS outage today, but they come up every time we get browntime at a systemically important provider.
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Thanks. Apparently I'm the only person who says this, but I will make browntime a thing. Or rather, the Internet will do so ;)
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Replying to @patio11
Well, it's something we've all experienced, but few dare to admit.
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