Dan's Data has posted issue 20 of their I/O letters column

More people driven by the terrible vicissitudes of life to seek someone's
help. Anyone's help. Even... _my_ help.

This time, letters about overclocking an unexciting motherboard, why 12
minus 5 appears to be 12, the unspeakable excitement that is the Cyrix II
CPU, upgrading to XP, RAM that won't work, re-pinning a CPU, cases you can
see through, secondary video adapters, and the identification of mysterious
hardware.

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