The cloud has a way of hiding much of what we used to fret about. Servers are boxes, and boxes are meant to be interchangeable. You push the button and you log in. It's just a box, and there's no need to spend much time thinking about it because it's a commodity.
SoftLayer is one of the companies fighting the commodification of the servers, at least a bit. SoftLayer is still selling servers by the hour and offering a cloud of machines that starts up on demand, but it's also making the server purchase more like it used to be. You have plenty of options, some of which include getting a raw machine that's yours, all yours.
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Amazon and Google, for instance, started selling a few basic models. Although they've expanded the selection over the years by adding higher-powered CPUs or more RAM, the menu of choices is still pretty simple. If you get a small machine, you get a small CPU with a smaller amount of RAM and a smaller bundle of everything else. If you want more, you buy more of everything.