Unibody MBP and Preview

[sukanas]

How come some PDF files cant run smoothly on my 2k dollar computer?
the PDF file isnt anything crazy huge but there are some random PDF files that the computer just simply cannot handle...

any help?

 

[BobZune]

http://www.macosxhints.com/article.php?story=20090314235632457&query=PDF may be of some help - or at least of some comfort.

 

[kolax]

Use Skim instead.

 

[MisterMe]

How come some PDF files cant run smoothly on my 2k dollar computer?
...

That would be because not all PDF files are created equal. PDF is supposed to be a standard, but it is a standard that is often honored only in the breach. So when you ask about "some PDF files," you will get nowhere until you state "which PDF files."