GnuCash will do the sort of security trade accounting you’re talking about. I don’t know how GnuCash compares to the other offerings, but it can be fully offline and has a lot of features.
Agreed, fickle corporations can fuck off. If your support depends on whether it’s profitable, it’s not real support. Support it because it’s the right thing to do.
Borrow a lot and default, a quick way to get cash and torch your credit rating. Trump and his billionaire friends will do everything they can to suck the marrow out of America and leave it empty. Bankers' credit models can account for political risk, but that's more tailored to countries like Argentina, not the world's largest economy. We're in new territory.
“We’re number one for number two”