The last time I looked into this there wasn't anything being done with
It's been in use for a very long time (>10years)
but now I see lots of people assigned to do various things -
should have looked before I said anything, but in 2001 this was totally
dead, at least in Iowa/Nebraska.
Over the last few years broadband availability has obsoleted many
uses of it.
There was some 44. vpn'd over the Internet (probably
still is, I closed the GB7BBC gateway into that last year)
As there are legal restrictions on traffic into amateur networks
it's generally not directly connected to the Internet