Why do old people on the internet add a name or signature to every single thing they type?

[Mr. Bung]

Shit like this on any forum or comment section:

I agree. The emerald green arborvitae is a great choice for a hedge as it's both an evergreen and has relatively quick growth. For the length you would like to cover I suggest starting with five and spacing them three feet apart. See where that gets you. -Mark

 

[Alligator Alcatraz]

Adding their name after each statement is the boomer equivalent of millenials writing hashtags off a site which uses hashtags.