Recently yes. Last 6 months or so. Pretty vocal about it.
Any source for listening ?
Nothing directly I can think of. He’s definitely written about it a lot on Twitter. Was never public about it before this year.
Example. Sent today. It comes out in pieces at times. https://image.nostr.build/a4f56809a6e211dc9f71ace8d65904a7645b35e3cff9b817c6431631ecd157b8.jpg