$300/launcher here: https://www.un.org/depts/los/nippon/unnff_programme_home/fel...
A decade ago it wasn't terrorist groups funding them.
Not if they seize a cargo ship it isn't. Criminals can afford the tools to commit crimes by using those tools to commit crimes.
"I have no evidence, but I can't think of other scenarios so it must be true!"
But seriously, if they were being funded by other groups, why pirate in the first place?
1. https://upload.wikimedia.org/wikipedia/commons/b/b8/Reagan_s...
I think it's much more likely it's just easy money and is relatively cheap to pull off.