I used Vegas 11 to edit family videos some years ago (back then it was owned by Sony). For my needs it was overkill, but it was a pleasure to use.

  - that the software will stop working if the all access is not renewed

-mwb1100 (November 25, 2017, 10:20 AM)

I couldn't find any direct answer to this either, but I liked this bit from their blog post announcing the all access subscription:

"I'm worried what will happen to my stuff if I stop subscribing."

You can cancel your subscription anytime, and you won't lose the documents you created. You'll still be able to open your files in a boxed copy of any of our programs or other applicable programs.

Nice to know your text files will continue to work :P.

SitePoint has 50% off for the next ~4 hours (link)