[shock-value]

There are good uses for page content to know what's in the JWT (display username, show logged-in status, etc). Cookies also have stricter size limits. Additionally, cookies by themselves are uniquely vulnerable to CSRF, although I guess these days using SameSite property correctly mitigates that.

[jakelazaroff]

You can prevent CSRF attacks by simply requiring a custom HTTP header: https://cheatsheetseries.owasp.org/cheatsheets/Cross-Site_Re...