You have to be in the privileged class to have any expectations of even a small ROI on Spondoolies equipment.
And even then, you'll probably get your head handed to you in short order when the hard truth that BTC isn't going to $1000 again anytime soon sinks in.

The only people making money here are Spondoolies. Thats why it is so shocking that they refuse to compensate people for the increased operational cost of the SP30.

Vortexz, miners are a funny lot. If you observe them long enough you'll notice that they are all eager to line up in neat tidy rows, bend over, and wait for a miner maker to bring out a new machine. A lot like lemmings really ...