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Smart devices are turning out to be a poor investment
(www.androidpolice.com)
This is a most excellent place for technology news and articles.
I don't recall. Not gonna lie, it's not as slick looking as the stock one, or as regular android launchers can be, but it's functional.
Edit: It's called Projectivy Launcher.
I use this on my Chromecast. It's far prettier than the monstrosity that is that Google Chromecast home screen