Read the text below:
Bob: Hey, wassup? Long time no talk! ?
Jane: Not much, just chillin'. How 'bout you?
Bob: Same here, just grindin' at work. It's been cray cray lately.
Jane: Ugh, adulting sucks sometimes. I feel ya. Anything exciting happening?
Bob: Nah, just the usual. Netflix and chillin' this weekend. You in?
Jane: Totally down! Binge-watching anything good?
Bob: Bingeing "Stranger Things" for the nth time. It's lit!
Jane: Haha, classic choice. I'm so in. Let's do it! ??
What does Bob mean when he says, "It's been cray cray lately"?