Excellent question! Being able to interrupt plugins would be nice, but it was a requirement we had to drop. Instead, we show UI that makes it clear that a plugi

Excellent question! Being able to interrupt plugins would be nice, but it was a requirement we had to drop. Instead, we show UI that makes it clear that a plugin froze rather than Figma, in the hope that the user can understand. WebWorkers have the same issues as iframes where are basically like separate processes where data needs to be copied with message-passing. But if we had gone with the iframe approach, we’d consider sticking the plugin code inside a WebWorker inside the iframe.