Good morning. It’s Thursday, April 9. Today we are covering:

* Meta’s Superintelligence Lab unveils its first public model, Muse Spark

* Tubi is the first streamer to launch a native app within ChatGPT

* Hackers exploiting Acrobat Reader zero-day flaw since December

* Meta removes ads for social media addiction litigation

* Amazon’s Starlink competitor Leo gets a new date

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