Is this wise, or should I just stick with a 2 GB? I hear 4 GB is unstable.
Is this what I would need? (Asking if I need that specific card reader this item comes with) (I have the one the R4 came with, which I know works for 1 and 2 GB.)
http://www.amazon.com/gp/product/B00...=3G8U3JJKXJNE8