Is this some sort of sick joke on Windows 10 mobile?

[Z8JLsgokUI]

After updated to W10M, I cannot open any txt file on the OneDrive, Email attachment or File Explorer. It asked me to find an app from the store. This is just ridiculous.

 

[Guytronic]

It's no joke:

http://forums.windowscentral.com/windows-10-mobile/393514-how-open-txt-file-windows-10-mobile.html

 

[Z8JLsgokUI]

Why MS. Why MS. I am trying so hard, why are you keep pushing me away.