Well, it would seem that Neil could suffer more unit deaths that your average feline before being down to a singular unit. I might think that James and Neil are not using FM9's in their rigs so much as the larger brethren within the lineage.Did you see that Neil Schon post where he had ten IIIs?
As the saying goes, the show must go on, it makes sense the people who are performing the defacto advertising have spare units.
You may be all in, but modeling is still fighting the perception battle with many purists in the guitar community. Imagine the fodder is James Hetfield's unit died in front of 80,000 people and he didn't have a spare.
All the same, it is helpful for one to understand the process and their placement within to allay the temptation of speculation. "Now serving..." updates are appreciated, but without the "...out of X." component it only provides a measurement against optimistic possibility.
With ticket in hand, one can at least count noses standing at the deli counter to estimate length of the wait.