they're pretty busy with everything, because they got alot of stuff going at the same time..
I think the primary issue with the ergodox plan they have layed out is that , whatever they have, is not a significant enough improvement from even the --original-- ergodox, to really capture the audience's attention..
If you want to buy one now, make a few more posts and put up a WTB [want to buy] thread in the geekhack marketplace..
Make sure to ask for references, and check with one of the geekhack elders if the seller is legit.