For personal use, piracy is always an option.
I might built myself a full blown piracy machine that never gets to access the internet so I have access to an environment that can't get taken away. At the very least, it'll be a good way to learn how much dependence there is on internet connectivity, which we all know the answer to - way too much.
Then you have to find out when some C-suite from the SaaS of interest goes on a cruise, board that ship, and extort lifetime accounts hard-wired to charge some cost center inside of the SaaS. Then you can sell those accounts along with the phones as something resembling "pay once use forever" box software.
Nobody said sailing the high seas in the 21st century is easy.