Read your posts. There's an interesting point in them. The more complicated is the topic, the greater is your dissatisfaction. Maybe it's better to look for the reason not in the topic's difficulty, but in your own knowledge?
Man, we have a photoshopers' contest here and it's been never said "do not use HDR-effect", which means we're free to make up any themes about photoshop. As far as I understand it's just not your level, you would prefer things like "I put a new sky into a screenshot, then stuck a rugged shadow and that's it - come on, vote for me!"