A year ago, #Sandstorm had to shut down free accounts on their #Oasis service because there weren't enough paid accounts to cross-subsidize them:
https://sandstorm.io/news/2018-08-27-discontinuing-free-plan
Now they've announced they're shutting it down for good:
https://sandstorm.io/news/2019-09-15-shutting-down-oasis
Sadly, this kind of thing rather undermines the 'users are willing to pay if the host is free code and ethical' proposition.