Really? I spend a summer working in Glacier Park, and I have a friend who lives out there, but I just can't understand what aspect of "actin' up on the internet

Really? I spend a summer working in Glacier Park, and I have a friend who lives out there, but I just can't understand what aspect of "actin' up on the internet" would be intolerable. Are they just trying to figure out if you're some type of sexual freak or pervert, or what?