That’s fine. That’s tomorrow. Today the TV apps work. But no need to spend money today because technology might change in two or three years. And if I need dedicated streaming boxes in two or three years, I’ll buy them and they’ll be half the price they are today.Strangely enough, I had lip sync issues with the integrated apps in my LG OLED 55" display. When I used the same apps on my Roku Ultra, the lip sync issue was nonexistent. The other thing you have to watch out for is that LG doesn't do a great job of supporting its integrated apps long term. It's been my experience that more and more will get discontinued over time, as they focus on the integrated apps for the newest models.
And so far from initial use, the LG apps work great, on par with the AppleTV