>A non-profit funding model simply solves the problem of venture capital undermining the core product in search of profits.

It also introduces a larger problem of shutting down entirely if they can't pay for server costs. That's always going to be a bigger problem than VC's.

Wikipedia only does so because it is bankrolled by universities and other institutions. And we should note that Wikipedia doesn't have to host videos, and has strict requirements on how to host images. I can't think of those places doing the same for Reddit.