@jford : I guess you faced the same concerns since
"make sure you have a lot of RAM in your computer and use the 64-bit version of Kontakt via jbridge (which can address more memory)." is precisely what I do.
Must we conclude that BiaB can only work with low-end resources-friendly samplers or your work should be masterized with a specific DAW (what BiaB precisely allows very conveniently).
Mo.