If you’ve been paying attention to the topic it is about traditional distros, not Android or ChromeOS.
Because running in RAM provides security benefits? Since when?
Thinking the outdated poorly patched base that is Debian of Tails provide security 
Please name one that is actively maintained. All the ones I know are dead.
Ah yes, let me go rewrite all of Linux in a secure language with my skills.
I’m not upset at Linux and co.
I’m upset at users, like you, wrongly proclaiming Linux as secure when it isn’t.
I’m not going to fruitlessly continue to argue with you.
Have a good day.