My take would be that there would be plenty of homework to do to make sure that buying the used didn't end up costing more than the new in the long run. Milking is too critical of a job to have something unreliable.

You have to figure that someone smart enough to be in government would make the right decision. (insert smiley face here)

Haven't got my sled out yet this year. The week that our trails were open, our daughter was home visiting and I was completely tied up w/that.