@Mannypon, I have had one instance of bad framerate, which took place after I wrote these impressions. Other than that, there hasn't been another noticeable instance of major graphical issues.
@Kytim89, I am not sure, I don't think so, but I will look into it.
@MrPhishfood, Here you have to click up on the D-Pad, then look down to find the corresponding gadget on a screen of 12 icons. It seems there is a way to set shortcuts, which I did, but when I started the next chapter it reset them all.