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EU fines Apple $568m for deterring third-party payment methods on App Store
(www.gamesindustry.biz)
This is a most excellent place for technology news and articles.
20% for repeat offenders.
Historically EU fines are bad at stopping companies from trying shit, but they are good at stopping the behaviour. The money, btw, doesn't go towards the EU's budget it goes towards the member states' contributions, everyone gets a rebate.