As great as the Raspberry Pi is -- and let's be honest, all of the devices in that family are excellent, especially for the money -- it’s not the only such device available to buy, and some of the rival systems are arguably better as they come with Wi-Fi built-in, and other tricks, such as the ability to double as a wireless router, run Android, or display on-board scrolling messages. While there are plenty of pricier (and therefore more powerful) options available, I’ve focused on the more affordable choices here -- ones that match, or better, the Raspberry Pi for…
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