"Pilots"? More than one?

The letter that one of the members on the laser forum, Skywise,
received from the APSA refers to multiple pilots with retinal burns.
Here's the link to his Web page:

http://www.skywise711.com/lasers/APSA.html

"Anyway, I didn't know that there was an alt.laser"

Technically, it's alt.lasers .
so I'll xpost this to there.

So I see.