HowToReplyTo is applicable outside dating - you can choose an answering character and even slang,
HotConvo can help by generating icebreakers with even a bio screenshot!
Perplexity uses ChatGPT + Bing search to, it seems, summarize a request & provide relevant sources. It can't use all the ChatGPT's power, so it's not like you can use Kanye's tweets to write a medieval poem, yet still pretty good for answering - kinda like Elicit, but general-purpose.
Boring neural networks
Backpropagation ded: only forward (and again)! Forward-forward propagation is proposed for self-supervised learning.
OpenAI released Whisper, a general-purpose speech recognition + translation network.