Is this Build of Windows 10 Insider Preview really useful?

I do not believe it is working properly at all. There were no installation messages or errors.
It is bedeviled with too many apps that do not open.

The problems are so numerous, I will stop counting soon.

http://hodentek.blogspot.com/2018/07/installing-new-insider-preivew-of_30.html

http://hodentek.blogspot.com/2018/08/installing-new-insider-preview-of.html

http://hodentek.blogspot.com/2018/07/installing-new-insider-preivew-of.html