~ Do you think invention is expensive? yes
~ Would you say invention is worth to do just to have as a 99? no, the augmented items will be great to have ingame.
~ Are you impressed of how invention came out? yes
~ Anything else you would like to see about invention any fixes or anything? no
~ Do you think the skill cape looks nice (If you seen it) ?
~ Is invention something you want to invest your time in? yes