It will need to be by donation and/or sponsorship, systems for which are currently in place for most of the larger instances.
My hope is to see academia, web hosts, and non-profits involved at some point too. I think the software is just too immature at this early stage to expect much in this regard. Once more advanced safeguards are in place (content filters, admin tools, etc.), it may become more viable from a liability perspective.
Overall a good watch, but his continuous reaching under the table is a bit awkward lol.