Realistically if your volume is that low the break-even point will be long after the machine becomes unobservable anyway, but I'd still always recommend people

Realistically if your volume is that low the break-even point will be long after the machine becomes unobservable anyway, but I'd still always recommend people take a look at $/page metrics for consumables before they buy just so they avoid getting stuck in the same shitty situation as cheap inkjets.