I don’t know David Golumbia, but I suspect I agree with him on many matters, actually. In particular, the centrality of an understanding of labour within a digital environment (that can too often mask its presence) has formed a core part of the 100+ keynotes that I have given on the topic of open access in the past two years (which is why OLH runs a model that requires universities to pay: we aren’t relying on volunteerism etc.