Four of the world's biggest technology firms have joined together to try to stop terrorist propaganda from being put onl

The video discusses the ongoing issue of online propaganda and the efforts by major tech companies like Facebook and Twitter to combat it by creating a collaborative database for identifying and removing terrorist content. It explains the hashing process used to detect harmful images and videos, highlighting the challenges in defining terrorist content due to varying platform standards. The video also touches on the evolving role of tech companies in moderating content and their increased involvement in addressing fake news and extremism.

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