I'm Rory Stewart and I grew up wanting to be a hero and I'm still fascinated by the ideas of heroism.

In my new series, I'm taking in the long sweep of history from Achilles to Zelensky and asking, what is a hero?

Simply doing your job, being a decent human being.

A true hero is someone who just kind of shines by

their own light and that light is to be recognised by others. The long history of heroism with me,

Rory Stewart. Listen on BBC Sounds. Hello and welcome to TechLife, the program that looks at how

technology is shaping your life wherever you are in the

world. I'm Shona McCallum and it is lovely to be back here in the studio after being off on my

maternity leave. It was a wonderful year off looking after my son and I'm really excited to be back

now and getting stuck into some of the brilliant stories that we've got to share with you.

This week we'll be hearing from the people who say they've been banned from Facebook and Instagram for no good reason.

Intel was one of the biggest companies in Silicon Valley, but in recent years it's really struggled to keep up with its rivals.

We'll have the rise and fall of the American chip maker.

And we'll hear from a best-selling author and why she thinks the best way to describe the AI world is by comparing

it to an empire. We're starting this program this week with Meta, the tech giant that owns Facebook and Instagram.

It's been accused of wrongly banning people's accounts without good reasons.

In the past few months, BBC News has been contacted by hundreds of you,

whose accounts have been banned or suspended, with no ability to get them back

or to speak to anyone at Meta to help.

Many of them have told us that they've lost their

means of communication, they've had their businesses impacted, or just lost years' worth of photos

and memories. Tech Lives Graham Fraser's been working on this story for a while now. How did you first

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