Did not the 2004 renewal of the AWB that failed left out the granddfather clause? If that was not it then I am sure another bill was proposed in Congress to exclude grandfathering. So confiscation is definitely lurking on the radar.
Hopefully we continue moving to more recognition of our gun rights, but the current admin had demonstrated that it will go far beyond the law unless reign in.
Vigilance is still warranted.
"The ultimate authority ... resides in the people alone. ... The advantage of being armed, which the Americans possess over the people of almost every other nation ... forms a barrier against the enterprises of ambition."
- James Madison