I've heard that this is what many data centers currently do anyhow. That when a client "moves on" (moves out, dissolves, etc) - the machines are just left behin

I've heard that this is what many data centers currently do anyhow. That when a client "moves on" (moves out, dissolves, etc) - the machines are just left behind, because it costs more to unrack/transport/etc than it does to leave them in place. /source: worked for a small cloud computing VPS provider