Zuck is 100% right. Apple suffers from big company ossification (similar to IBM). No innovation, just milking the iPhone & financial engineering. No way bulls can justify a 39 P/E. Cut Apple's stock in half, and it would still be expensive. Apple's avg. P/E ratio for decade 2010-2019 was 16.

"[I] feel like they haven’t really invented anything great in a while. It’s like Steve Jobs invented the iPhone, and now they’re just kind of sitting on it 20 years later.”
Zuckerberg added that he thought iPhone sales were struggling because consumers are taking longer to upgrade their phones because new models aren’t big improvements from prior iterations.
“So how are they making more money as a company? Well, they do it by basically, like, squeezing people, and, like you’re saying, having this 30% tax on developers by getting you to buy more peripherals and things that plug into it,”