To show what the anim is for or message is for @ meaning at

It Means At And then the name

"On the Internet, @ (pronounced "at" or "at sign" or "address sign") is the symbol in an e-mail address that separates the name of the user from the user's Internet address, as in this hypothetical e-mail address example: msmuffet@tuffet.org." https://whatis.techtarget.com/definition/at-sign-address-sign-or#:~:text=On%20the%20Internet%2C%20%40%20(pronounced,%3A%20msmuffet%40tuffet.org.

it doesnt even ping them so

HAI SIS!!@!