I have a two-line phone, one ATA for each line, so the dual line goes unused.
Come less than year from now ... hard to say what I do?
Perhaps one of my kids will want VoIP and they have the bandwidth?

The most likely daughter has the Comcast phone and Internet. (And DirecTV)

It does leave independent comparison if having an issue, or testing a beta feature. The price was certainly right. It also was a way to support the company that had free service to us for so long. There are no regrets!