Revert "article stream debugging.88888"

This reverts commit a2e9435159f3c7fe9da42f0ae4da3706263e6dc4.
Revert "article stream debugging"

This reverts commit dd5d515dfb3523aade859ca4b4247aec1360cd9c.
Revert "article stream debugging"

This reverts commit ce5d50338bb6fa247ce9c747a44891f2f0d2e178.
Revert "article stream debugging"

This reverts commit 50bcc0694028c91493fe530f7813737da71ccbb1.