Before Polkadot, Opera web browser was one of the most recent | CRYPTOGRAPHY

Before Polkadot, Opera web browser was one of the most recent projects to integrate Simplex as a fiat-to-crypto onramp.

https://cointelegraph.com/news/polkadot-becomes-latest-to-use-simplex-s-fiat-onramp/amp?__twitter_impression=true