Nope, still friends with many of them after years I've left the company.

>If that's your thing because you're extroverted then great but a lot of people in tech are more ambiverted or introverted, they value deeper more meaningful relationships.

I've cultivated deep and meaningful relationships through work, just like I did it through school as well.

It sounds like you are projecting your person experience onto everyone to be honest. I'm sorry that you have not established any real and meaningful relationships through work, but the same isn't true for many of us.