London live tech show ETN raises $1.6M seed from Axel Springer, LadBible, OpenAI and DeepMind angels

London-based live tech show ETN raised a $1.6 million seed round on July 27, 2026. Backers include Powerhouse Capital, Axel Springer SE, LadBible, and angels from OpenAI and DeepMind. Founded by Luke Knight and Ronan Chambers, launched October 2025, ETN has surpassed 5 million views on X and YouTube, with sponsors including Polymarket, Base, and ElevenLabs.