When was the last time you paid using BTC? I assume you did so about 3 years ago.
There's this 2019 article that says it's been removed - Twitch Removes Support For Crypto Payments
Here's another one - Streaming Service Twitch Removes Crypto Payment Options, Reddit User Reports
There's this 2019 article that says it's been removed - Twitch Removes Support For Crypto Payments
Here's another one - Streaming Service Twitch Removes Crypto Payment Options, Reddit User Reports
A few weeks ago
Your article is completely out of date. There was once a short period in 2019 when bitcoin payments were stopped. However, they were reintroduced at the end of 2019. You sometimes even got discounts on the subscription price if you paid with cryptocurrencies, as can be seen in this Coindesk article from July 2020.
https://www.coindesk.com/twitch-doubles-down-crypto-users-discount