Of course, germans know how to pronounce it. It is pronounced similarly in spanish. I didn't even thought about that.
For english people, the 'ei' part would be pronounced as an 'a'
The phonetic transcription is eɪ. Examples of the pronunciation: say, eight

If the name is really a problem, it can be changed. But I think that the benefits of demurrage are harder to understand. People often don't even see the disadvantages of a central bank. So yes, I advocate for bitcoin every chance I got. And for Gold and silver, I just think they're flawed moneys, even if they're much better than dollars and euros.