You mean that what happen behind the screen is more important than what you say.
You mean that you prefer talking to the guys pinging you than talking to her.
Worst, you say you prefer checking your social feeds and inboxes event if nobody's pinging you.
It's not considered as a terrific lack of respect for now because people use smartphones for 10ish years and cultural codes take more time to structure interactions.
But in 10 years, we'll consider it as super rude.