* Catchier headline.
* Short attention spans mean excerpts are more highly valued on HN (despite lack of context, such as bugs in the original baseband, as pointed out by cligner below).
1. DF sneezes and get's hits.
2. Linkbait headline.
3. Shorter post means people are back here faster and will remember to upvote. Wired article is longer, much better, and by the time you are done, you forget to upvote.