In the light of the new updates from Itch.io staff (@leafo), we are feeling cautiously optimistic about the affair evolution. At least, we really appreciate that Itch.io are starting to re-list games and to search other payment carriers to add to their current ones. This is why we are keeping the door open to Itch.io.
Which instead is not the case of Paypal and "den Rest der coolen Gang", since they did not take any steps backwards.