That is, of course, left as an exercise for the reader ;) (As long as the number of students with unmetered power partipating is small compared to the number o

That is, of course, left as an exercise for the reader ;) (As long as the number of students with unmetered power partipating is small compared to the number of miners, it shouldn't significantly affect the analysis. It's the marginal cost faced by a new entrant that's of interest - a relatively small number of students mining simply adds a background base level of difficulty).