Slashdot would be pretty high on that list for me, but I still find there is a class of editor-selected article that slashdot pulls up that sites like HN miss.

Slashdot would be pretty high on that list for me, but I still find there is a class of editor-selected article that slashdot pulls up that sites like HN miss. HN publishes faster, but in a more clique-based way. Slashdot publishes slower but sometimes catching useful things the clique missed.