Per @appledaily_hk, a pro-democracy shop put up a Lennon Wall of blank Post-Its after police warned said notes w protest slogans could breach the nat sec law. If cops ban even blank stickies, they'd have to take down this installation @ HK art museum too (right; IG: wkyemily) pic.twitter.com/hDgQzlt6Xy

— Mary Hui (@maryhui) July 2, 2020