Bi-Cubic.
Especially if it's tiny when you bring into VW and you're letting VW enlarge it.
When you drop it into VW. What is the size at when it's 100% in VW?
I doubt 8x4.
Colin what are the pixel dimensions?
If it is not being re sized it won't need to be interpolated.
what is the resolution ??
7 mb is a large file?
... Like President Obama's plans to build a tunnel under the border into Canada.