Nautilus and .dat file type

[Jonathan DeSena]

>> Preferences -> File types and programs
> 
> No. I've been there. I removed the .dat association under Video-MPEG
> video. But there seems to be something deeper. nautilus still calls my
> .dat files MPEG videos.

I had this problem, too. Solution for me was to remove .dat from Video AND
add it to Text section in Preferences -> File types and programs

Jon