That's what I was thinking too! Like, week 1: "buy 3 skeins of this yarn, and cast on and knit so many rows." Having no idea what you're making!!
THAT would be a mystery knit along! The intrigue!! What fun!! It would have to be a project that folks would like, and yet be confusing enough to not be sure what they're making. I'd just reassure folks who it would fit.
[size=6]One of you should start one!! How fun!!! [/size][/color] :happydance: