If you&#x27;re looking for a portable Thinkpad-quality keyboard, the closest thing you&#x27;re going to get was ironically originally made for Pocket PCs years ago -- it&#x27;s a 4-segment folding keyboard, the design of which appears to have been updated to work with Bluetooth and is now selling as the ludicrously overpriced &quot;Amigo 2.0&quot; or the Chinese-branded GK 308.