AFAIK the issue with messaging isn't that the core app itself is written in an unsafe language , but that many components it interacts with are unsafe. E.g file

AFAIK the issue with messaging isn't that the core app itself is written in an unsafe language , but that many components it interacts with are unsafe. E.g file format parsers using standard libraries to do it. Granted those should also be rewritten in safer languages but often they're massive undertakings