Haven't had this problem either. I've loaded a lot of B4 textures, objects, and even entire B4 scenes without any differences that I can detect. Can you show a pic with the way the textures look in B4 and B5 respectively?

This is not my "second childhood". I'm not finished with the first one yet.

Time flies like an arrow; fruit flies like a banana.

"I'd like to die peacefully in my sleep like my grandfather....not screaming in terror like the passengers on his bus." - Jack Handy