Hi, I'm Tech Crunch Managing Editor Darrell Etherington.

This is the Tech Crunch Podcast, where we cover everything you need to know about the week's top stories in tech from the people who wrote them.

This week I'm talking to Tim to Chant about what feels like a rare, hopeful story in renewable energy technology,

and Jacqueline is here to walk us through Sam Bankman Freed's alleged crimes and confirmed arrest.

But first, I'll break down the biggest stories in tech.

Instagram added a new feature aimed at bringing text-based updates to the platform.

Notes allows users to post short textual status updates visible

in their messages tab. Other users can see these notes which last for 24 hours and

reply to them with replies showing up as DMs. It's a tentative first step into the world of text, but it could

hint out more to come in the future. Read more on TC from Sarah Perez.

Open AI is working on a way to watermark AI generated text, or in other words, provide a clear

indication to anyone looking for it that text generated by a bot like chat GPT wasn't actually

made by a human. This could help prevent things like AI generated text being submitted by university students as term papers for instance.

So far, this is a pretty difficult problem to solve.

Researchers suggest existing efforts can easily be worked around using simple methods like rewording or just using synonyms.

Check out more on this from Kyle Wiggers on TechCrunch.

Twitter banned an account that used publicly available data to track the flights of

Elon Musk's personal jet.

The account's creator, Jack Sweeney, has also been banned,

along with other automated flight tracker bots he created.

Musk later said that he banned the account because of an incident in which his son was mistakenly followed in place of him by a quote crazy stalker.

He added that real-time location sharing of anyone would result in account suspension going forward,

...