Chrome's PIP is probably the worst experience of them all. It's not built into Chrome so you need to download an (official) extension just to use it.
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I use picture-in-picture (PIP) a bunch to watch a video while doing something else on my computer. 🧵Here's a quick comparison between PIP players in Chrome, Firefox, and Safari to air out my gripes:
I can't believe the Chrome browser has an inferior display for a tool with wider usage.