Aditive versus subtractive colours

For anyone who's interested here's a colour study with photoshop, compairing 'pure' rgb anc cmyk values and how they compare. I know that ink technologys have evolved but if photoshops 'cyan' as anything like the cyan int thats used then its no onder that all my puctured come out so badly. (ALrigght, it has been pointed out to me how much of a mess my spelling and typing is on this post, I'M ILL ALRIGHT, i have a belly full of stitches and im tired so deal with it! (pinch of salt)