They were pretty backed up when I ordered mine, too.
I know they're selling a ton of them.
With a little bit (okay, a lot) of effort those little guys can sound tremendous.
I nearly gave up a few times but perseverance pays off.
I'll write up a little pictorial review once everything is finished up.
They're much better than I thought they were going to be which resulted in a complete rethink of what to do with them.
Initially I was just going to hang them up in the air to make some noise while I fell asleep watching football games as I expected them to be pretty cruddy.
WRONG!