#mozillas reasoning for not allowing data links to be opened as links is that someone might confuse data uri for real domain

is this confusing you?

i dont think anyone think this is address to google.

data:text/html;base64,google.comPHNjcmlwdD5sb2NhdGlvbi5ocmVmPSJodHRwczovL2R1Y2tkdWNrZ28uY29tIjwvc2NyaXB0Pg==