Little Big Adventure AKA Relentless complaint

The game itself is pretty decent. I wish it was a little easier to aim. Unfortunately for some reason they recently added this gameplay element that makes absolutely no sense what so ever. Since it’s a fairly recent addition none of the walkthroughs show it or mention it. I finally had to write GOG and ask them. Who came up with this stupid idea?

When you break into Dr. Funfrock’s Fortress to steal the architect’s plans you’ve got to read the Book of Bu while standing in front of the doors or they won’t open