Are PLEs Low Maintenance?

By Stephen Downes - Stephen's Web. Are PLEs Low Maintenance?
Tom Haskins has posted a number of items over the last few weeks on PLEs. I haven't been linking to most of them because they're mostly just fragments of an idea. But taken collectively they amount to a good discussion. This post links to a number of them (not all of them - he misses this one for some reason). I will have more on all this in the future, but for now, just one comment: 'the middle' of a debate isn't always where you want to be. Because what counts as 'the middle' is too easily manipulated. It's an old political trick - if you want people to adopt, say, a left-wing position, adopt a radical left wing position. This shifts the 'middle' to the left, normalizing the position you want people to adopt. More...