CLEAN : Dozens injured as Sri Lanka government supporters run riot in capital

What do you think the phrase 'You know?' implies in a conversation?

How does the use of rhetorical questions like 'You know?' affect the listener's engagement?

In what contexts might someone use the phrase 'You know?' and why?

What are some alternative phrases that convey a similar meaning to 'You know?'?

Can the phrase 'You know?' be considered a filler in conversation? Why or why not?