Why Do Most Launch Games Suck?

Indeed, why? As PS4 launch games are being reviewed one-by-one with scores that dare we say as mediocre to decent, it has been a speculation as to why don't launch game be better than it should have been in the trailers or previews. This article delves on the different factors that affect launch game quality including risk management and time constraints. It seems that we should commend early adopters in taking such a risk once in a while.