it's not open-source as it's how we make money to fund all the rest. The huggingchat interface is fully open-source though: https://github.com/huggingface/chat-ui
HF's CEO here! yes hopefully if we can help power good AI democratization thanks to open science and open source, we'd be happy. Do you think that's useful?
1) We've only counted the upgrades for existing users that we met at the event.
2) 300 is the number of "additional" signups (in addition to our "typical day's signups")
3) Don't know if they'll be active, it's been just two days :)