Reading on the web

Karl-Peter Gottschalk has a short PDF piece, Respect Your Readers' Habits:

I would like to know what these pundits think people have been doing with their computers when not browsing the Web. ...[I]f you ask the average user what their operating system is, they will often reply, "Umm, Word?"

Meanwhile David Chess points at the Design for Community article, Killing the biggest myth of web design.

But how long must we infantilize the very people we're building sites for? Why must we make these blanket judgements about the way all users read, based on the dimmest bulbs in the pack?