Absolutely, it's actually part of my fiat job is thinking about exactly these things. I would love to see some entrepreneurial landlords figure out a way to profit off orange pilling normal people just trying to live their lives. Win Win...WIN
Discussion
Imagine a clause in a tenancy agreement along the lines of the monthly rental dropping as the purchasing power of satoshis goes up!
It would be interesting particularly where some renters pre-pay. You wouldn't want to discourage your renters from doing so because more money now is good. There would be really interseting dynamics in commercial long-term leases where collaborative multi-sign joint ownership of bitcoin collateral would go a long way to help renters deal with the consequences of a downturn in business and not being ejected if they can't make rent for a month or two.