Why can't marketo support emailing email addresses with non-latin characters like this one?
Everyone should be using UTF-8, as it's a common, global data standard. From what we're seeing it looks like various major Internet Service Providers (and Email Providers) are allowing for the creation of emails just like the one above (and supporting many UTF-8 based characters). But in our marketo instance they're automatically marked as "Email Invalid". BUT THEY ARE MAILABLE IF I USE ANOTHER SERVICE
It's pretty simple, if you want more background, take a read of:
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