"Police Can Spy on Your iOS and Android Push Notifications" -WIRED
https://www.wired.com/story/apple-google-push-notification-surveillance/
"A spokesperson for Signal, the popular encrypted messaging app, also did not respond."
this seems like a weird thing for npub1qmlark5zym2u576hfmecfaa2els8eln4rxls76z24l3g7pq48rvq2ymdus (npub1qml…mdus) to not respond to? Maybe the email got lost in the spam folder?