If you are registered, you get access to the members only section, can participate in the buy & sell second hand forum and last but not least you can reserve your preferred username before someone else takes it.
Arko smells worse. However, this soap, too, I've never bothered to lather because of its smell.
The Tobs lemon&lime is horrid in its own very special way. I gave mine away, after which the recipient gave it away, after which the recipient gave it away. I think the fifth recipient actually did like it. Probably lives in a mosquito-infested area.