Sphinn announced they are closing the site to submissions from 5:00 pm PT on December 31st through about 9:00 am PT on Monday, January 4th.
Matt McGee, the Sphinn Editor, explained the reason for them taking down the submissions capability:
Also, it means – just relax – enjoy the down time and rest up for an awesome 2010! Easier said then done, eh?
Forum discussion at Sphinn.