For those looking for applications outside crypto, this might also be interesting: https://docs.ezkl.xyz/
It's similar to Succinct but for proofs of ML models instead of RISCV. So you could generate a proof on some private data, on your computer or in a trusted environment, and submit the proof to show that you pass a fraud check without revealing any of your data.
I've been on Brave with vertical tabs since the beginning of the year now. It doesn't seems like most people know about it, but it's more compact and faster than Arc and I couldn't imagine going back to Chrome now.
Other criticisms aside, fees are <10 cents for many transactions on Eth rollups right now, and will drop another 10x in the next six months if not more. (Only true since around the last month.) USDC is nice for international money transfers, though still niche. I don’t think anyone cares if you trade crypto on the streets, just don’t get rubber hosed.
The space has suffered a lot from adverse selection towards grifters. UST alone captured many of the earnest attempts towards payments and took them down with it.