The new {flow} package for visualization R code, and producing donut charts of COVID-19 cases using R. Episode Links This week's curator: Wolfram Qin (@R_by_Ryo) {flow} 0.0.2: View and Browse Code Using Flow Diagrams. Some Covid Donuts To End The Week Entire issue available at rweekly.org/2021-W33 Supplement resources: {boomer} - Debugging tools to inspect the intermediate steps of a call