I get what you mean, but that is assuming that you know exactly which one to get and you only need to buy one. In reality, you'll probably need to try at least

I get what you mean, but that is assuming that you know exactly which one to get and you only need to buy one. In reality, you'll probably need to try at least 3-4 keyboards to find the right one, and they're not always easy or cost-free to return since they're often only available on specialty sites or kickstarters.