Sorry, I didn't even see that the other topic was almost two years old, my mistake.
I think many people do know Moneybookers but don't consider it to be a payment processing platform but more of a person to person money transfer platform.
Anyway, I think the problems for micropayments are legit. Mobile solutions might be an option, but usually does not work when you have international customers.
I have been looking around and I did find two companies that offer solutions for Micropayments. Unfortunately, I really don't know if these are reputable companies, but here are two links:
Hope this helps!