If you have more than one, and have them facing each other, they will hold their own conversion. By day all four people are professionals, two with high stress management jobs, however this critter brought out the kid in all of us. Over all I would rate him a 9. Instructions are in very small print, and written in a light colored ink. No OFF switch, however he does have a sleep mode.
Some stores are starting to get in their late shipments, however the quanity is very low.
My only suggestion is to keep an eye out for them. They can still be bought online, but for a much higher cost. Check the Furby page for a complete listing of Furby sites. Well JC Penny was to start selling as of December 6th. However they changed the game plan, and started on the 4th and also opened up on the web site.