Apple’s Snow Leopard update of Mac OS X was first announced on 9th June 2008. It was released on 28th August 2009. Some companies took a day or two to release an update to their own software so it was better integrated with the new OS. Some took a week or so. Rainmaker released an update to their excellent Spell Catcher X software on 13th January 2010. Is this a record?
All I need now, for a complete set, is FinderPop but I can wait for a full recovery first.