[pornel]

Yes, if they used Java then a whole class of use-after-free exploits wouldn't be possible.

Security is not a binary yes/no. There are many many ways in which programs can be insecure. Eliminating one class of bugs helps reduce total amount of issues and their severity.

It's like car crashes: cars with seatbelts, airbags, and auto-braking systems kill way fewer people than they used to, but are still deadly.