The "Orange" principle.
Former UK mobile operator Orange in the 90's would boast that if your handset went faulty they would send out a replacement in 7-10 days. They were in fact geared up to replace in 48 hours. Customer very very happy.
In reverse NASA telescopeything will last for 2 years, knowing this also to be a porky pie.
However, looks all good and money well spent, can't wait to see the holiday snaps.