On the Internet, what is a dead giveaway that someone is actually a kid?

https://lemmy.ml/post/17542340

On the Internet, what is a dead giveaway that someone is actually a kid? - Lemmy

Poor grammar/orthography
What do birds have to do with anything?

Looks up

Everything!

Puts on foil hat

You made a perfect example of the original question there. Emoting in italics like an old geeky chat. I’d bet you’re no younger than 35.
How do you do, fellow geriatrics?