Every time I throw this switch, the app locks up, and runs both threads on the CPU at about 50%. I've let this go for hours, hoping it's just a buggy user interface and a high effort search, but alas . . .
This is a Toshiba NB205, which is to say an Atom N280, and 2Gb of 667mHz memory. I have 338mb allocated form main memory, and all 8Gb of a Lexar 8Gb Professional SDHC( http://www.tomshardware.com/reviews/sdhc-memory-card,2143-3.html ), reformatted into FAT32 as recommended in the app.
(Direct access speed: 11.247554 Mb/s
Cache enabled access speed: 21.476002 Mb/s
Ratio: 1.909393)