That's apparently not the case. I inquired about the EDF to FliteTest tech support, because the link in the article was broken.
Jen replied
Apr 1, 11:08am
Hi! We actually no longer sell the viggen. It was discontinued a year ago.
To which I replied
Hmmm. your site says it's available for backorder.
To which Jen replied
I do apologize but it has been discontinued. I will let IT know to fix this.
To which I replied
I must say... I'm really bummed. this is one that i would not enjoy cutting from plans.