Bubble tea shortage 2021: Shipping backlog making it harder to find boba. How long will the COVID-19 shortage last? USA TODAYThe boba crisis is a perfect opportunity to try the superior tea topping: cheese foam San Francisco ChronicleBoba shortage linked to shipping back up KRON 4The boba tea shortage: Here's why the bubble drink's facing tough times CNETBay Area Bubble Tea Shops Face Imminent Boba Shortage Eater SFView Full Coverage on Google News