For learning purposes, you don't really need that many Raspberry Pis to get started. I recently slapped together a cluster with 3 pi and figure I'll add more ov

For learning purposes, you don't really need that many Raspberry Pis to get started. I recently slapped together a cluster with 3 pi and figure I'll add more overtime as I need/desire them. I do agree, though, that cluster projects should have a low priority!