Talk:Wonder Challenge/@comment-5303258-20120914073028/@comment-5039776-20120915050736

They were all wrong BMc!

Thanks for pointing them out.

Plus ROI is a bad term to use. It's now "payback period", which itself is optimistic as it assumes you pick up the tax without losing any to sleep etc.

Oioiaussie Please do not send me gifts. Thanks in advance.