"Our brokerage firms will be financially responsible to pay us those dividends."
I think you're wrong.
FFGO has canceled their business licenses, fired their Transfer Agent, abandoned their Wyoming license, have been revoked by the SEC, and much more.
Any broker can easily (and legally) argue that FFGO abandoned their investments, and not pay anything.
Disclaimer: My posts should not be construed as investment/trading advice and is not meant to be a solicitation or recommendation to buy, sell, or hold any securities mentioned. Please perform your own due-diligence and make your own investment decisions.