The original source has been updated (see: http://www.bgr.com/2011/02/03/google-will-not-bring-honeycomb-to-smartphones/ )
"It turns out there may have been a bit of confusion surrounding Kovacs’ comments at the Google event. Google reached out to clarify, supplying BGR with the following statement: 'The version of Honeycomb we’ve shown is optimized for tablet form factors. All of the UI changes are the future of Android. Yesterday’s event focused on tablet form factors, which is where you’ll first see Honeycomb.'"