whitepaper
Actually it's easier to transfer to another person without the inner cloth ah. That's why Ergo and Connecta and the likes are easier for transferring.
jjmom
If you bring bb out a lot, and mostly use and adore the stroller, then I think don't get so many carriers. For me, I bring bb out a lot myself, and am not comfy with the bulk of the stroller. So I love buying carriers (and can justify it, hee).