unicode-characters are overexposed with gui scale -1 on windows 10 edition

I pasted the unicode-character "Minecoin" which i got from this website: https://github.com/TwistedAsylumMC/bedrock-unicode-characters in the chat. I've tested it without a texture pack. I've also tested on android and the bug doesn't exist there.

This is how it looks with gui scale -1:

This is how it looks with gui scale 0: