Bought a lot of them. Tested on cheap ones just in case and these 1gb cards works just fine: http://www.ebay.com/itm/New-1GB-CF-Compa...iwAAOSwA4dWF301
Hoping it can avoid someone paying $30/card.
Fortunately, people are starting to realize than composing with Workstations and minimal distraction is how you get tracks done faster and better. Our brains get tired using computer screens - trust me - focus on music only and physical knobs and gears: you'll be surprised.