Yes, the A380 is back in service.
The service ceiling for an Airbus A380 is 43,000 ft (13,106 metres).
Most newer Airbus's have nice interior. All aircraft have the option of inflight entertainment. (A300, A310, A320 series, A330, A340, A380)
Yes
The A380 has a service maximum of 43,000 ft.
52 A380's have been delivered or are in service in 2011
It already is.
Inflight as in "inflight entertainment" is approximately when the aircraft has reached cruising altitude.
As of July 2011 52 are in service.
China Southern
The A380 made its maiden flight on 27 April 2005 and entered initial commercial service in October 2007
The 'service ceiling ' is 43,097 feet.