The enrollment period is needed to minimize "as needed" purchases of insurance. Lengthen the enrollment period and the insurers will squeal that the rules are being changed.
I would suggest to all I know who are thinking about signing up for this to wait a couple years, even under the threat of penalty. I think there is a very good chance it will implode, as others are saying.
I would rather pay the penalty then put all my personal info out there unsecured. The cost of that would be endless to me if my identity were stolen, and I think there will be a lot of that.
I don’t think the “navigators” are any more trustworthy than the TSA, or NSA