Not for lack of trying, mind you. But whenever they get a conversation going, the topic eventually turns to Lisa, and things get awkward. Lisa's been a part of his life since he was Enzo's age, she's saved his life more times than he could count, she was a part of his thesis for code's sake--and yet Dot doesn't seem to remember that she exists.
Something is very wrong, and Bob intends to find out what it is.
"Phong?" Bob pokes his head into the old sprite's office. "Can I ask you a favor?"