Apple really doesn’t want us thinking about touchscreen MacBooks—and Sidecar proves it

I’ve been using iPads for so long that my hands automatically expect to do some things when I see one, even when I’m using one as an external display for my MacBook with Apple’s new Sidecar feature. But Apple only indulges this muscle memory so far.When I’m “running” macOS on my 12.9-inch iPad Pro with Sidecar, I can reach over to the iPad’s display and use my fingers to scroll through websites in Safari or documents in Pages. I can even use some iPadOS