Ehh, I partially disagree, Runecrafting, Farming, Herblore, and Agility are much harder than obtaining a quest cape! But, as someone previously stated, I'd rather see a Quest Cape than a Cook/Fletch Cape anyday!
Zezima: pick a skill & stick to it. The transitions between switching skills add up to a huge waste of time. God, that is so true. I know it from experience...