The good, the bad, and the ugly behind the push for more smart displays

After a couple of years without much happening, smart displays are in the news again. Aside from smart TVs, consumer screens that connect to the Internet have never reached a mainstream audience. However, there seems to be a resurgence in efforts to make smart displays more popular. The approaches that some companies are taking are better than those of others, revealing the good, the bad, and the ugly behind the push.
Of note here, smart TVs are not smart displays. Unlike the majority of smart displays, smart TVs are mainstream tech. So, we will mostly focus on devices like the Google Nest Hub Max or Amazon Echo Show (as pictured above).
The goodWhen it comes to emerging technology, a great indication of innovation is the degree to which a product addresses a real user problem. Products seeking a problem to solve or that are glorified vehicles for ads and tracking don't qualify.